B2 Collocation 중립 3분 분량

catch someone off guard

يفاجئ

직역: To catch someone without their defensive position

Use it when someone's reaction shows they weren't ready for what just happened.

15초 만에

  • Surprising someone when they are not prepared or paying attention.
  • Used when an unexpected event or question causes a momentary shock.
  • Works for both positive surprises and slightly awkward social moments.

To surprise someone by doing something when they aren't ready for it. It usually means you caught them at a moment when they weren't paying attention.

주요 예문

3 / 6
1

An unexpected question in a meeting

The manager's question about the budget really caught me off guard.

سؤال المدير عن الميزانية فاجأني حقاً.

💼
2

Meeting a friend unexpectedly

Running into my ex-boyfriend at the grocery store caught me off guard.

رؤية حبيبي السابق في البقالة فاجأتني.

😊
3

A surprise compliment

She caught him off guard when she told him he was the best writer she knew.

لقد فاجأته عندما أخبرته أنه أفضل كاتب عرفته.

🤝
🌍

문화적 배경

The phrase originates from the world of fencing and martial arts, where a 'guard' is a defensive posture. It transitioned into common English to describe the psychological state of being unprepared for a social or professional interaction. It reflects a cultural emphasis on alertness and the 'poker face' often expected in business.

💡

The 'Me' Position

Always put the person being surprised between 'caught' and 'off'. Say 'caught her off guard' or 'caught them off guard'.

⚠️

Not for Scaring

Don't use this if someone jumps out of a closet to scare you. Use 'startled' or 'scared' instead. This phrase is for mental surprises.

15초 만에

  • Surprising someone when they are not prepared or paying attention.
  • Used when an unexpected event or question causes a momentary shock.
  • Works for both positive surprises and slightly awkward social moments.

What It Means

Imagine a soldier standing at a gate. If they are 'on guard,' they are ready for anything. To catch someone off guard means you find them when they have their hands down. You surprise them because they weren't expecting a question, a person, or a situation. It is like a mental jump-scare. It does not have to be scary, though. It just means their brain was busy thinking about something else.

How To Use It

You use this phrase when someone asks a question you didn't expect. You can also use it when you see someone in public unexpectedly. It is a very flexible phrase. You can say 'The news caught me off guard' or 'I caught him off guard.' Just remember to put the person being surprised in the middle. It works perfectly for both positive and negative surprises.

When To Use It

Use it in a meeting when a boss asks for your opinion suddenly. Use it when a friend reveals a big secret while you are eating. It is great for describing that 'deer in the headlights' feeling. If you walk into a surprise birthday party, you are definitely caught off guard. It is perfect for those moments where you need a second to find your words.

When NOT To Use It

Do not use this for planned events. If you knew the meeting was coming, you weren't off guard. Avoid using it for physical accidents like tripping over a rug. That is just being clumsy, not being surprised by information. Also, do not use it if someone is intentionally scaring you by jumping out from a corner. That is just 'scaring' someone. Catch off guard is more about the mental lack of preparation.

Cultural Background

This phrase comes from fencing or military defense. In sports like boxing or fencing, your 'guard' is how you hold your body to protect yourself. If your guard is down, you are vulnerable. In modern English, we moved this from physical fighting to social situations. It shows how much we value being prepared and 'ready' in Western culture. Being caught off guard is seen as a very human, relatable moment.

Common Variations

Sometimes people say taken off guard instead of caught off guard. They mean the exact same thing. You might also hear someone say they were caught unawares. That is a bit more formal and old-fashioned. If you want to be very casual, you could say you were blindsided. However, blindsided usually feels more negative and aggressive than caught off guard.

사용 참고사항

This is a very safe, neutral idiom. It works in almost any situation. Just be careful with the word order—the object (me, him, her, them) must always split the phrase.

💡

The 'Me' Position

Always put the person being surprised between 'caught' and 'off'. Say 'caught her off guard' or 'caught them off guard'.

⚠️

Not for Scaring

Don't use this if someone jumps out of a closet to scare you. Use 'startled' or 'scared' instead. This phrase is for mental surprises.

💬

The Poker Face

In English-speaking business culture, being 'caught off guard' is something people try to avoid by over-preparing for meetings.

예시

6
#1 An unexpected question in a meeting
💼

The manager's question about the budget really caught me off guard.

سؤال المدير عن الميزانية فاجأني حقاً.

Shows the person wasn't prepared with an answer.

#2 Meeting a friend unexpectedly
😊

Running into my ex-boyfriend at the grocery store caught me off guard.

رؤية حبيبي السابق في البقالة فاجأتني.

Describes the social awkwardness of an unplanned encounter.

#3 A surprise compliment
🤝

She caught him off guard when she told him he was the best writer she knew.

لقد فاجأته عندما أخبرته أنه أفضل كاتب عرفته.

A positive use of the phrase involving an unexpected compliment.

#4 Texting about a sudden change of plans
😊

Sorry for the slow reply, your text caught me off guard!

آسف على الرد المتأخر، رسالتك فاجأتني!

Explains why someone might be hesitant or slow to react.

#5 A funny realization
😄

The cat's sudden jump caught me off guard and I spilled my tea.

قفزة القطة المفاجئة فاجأتني وسكبت الشاي.

A lighthearted, everyday physical surprise.

#6 An emotional confession
💭

His sudden apology caught me off guard and I started to cry.

اعتذاره المفاجئ فاجأني وبدأت بالبكاء.

Used for deep emotional moments where defenses are down.

셀프 테스트

Choose the correct word to complete the phrase.

I didn't expect a test today; the teacher really caught me ___ guard.

✓ 정답! ✗ 아쉬워요. 정답: off

The standard collocation is 'off guard', meaning you were not in a defensive or prepared state.

Identify the best situation for this phrase.

Which of these would 'catch you off guard'?

✓ 정답! ✗ 아쉬워요. 정답: A sudden rainstorm on a sunny day

Catching someone off guard requires an element of surprise or lack of preparation.

🎉 점수: /2

시각 학습 자료

Formality of 'Catch off guard'

Casual

Used with friends for small surprises.

You caught me off guard with that joke!

Neutral

Standard use in most conversations.

The news caught the public off guard.

Formal

Used in journalism or business reports.

The sudden market shift caught investors off guard.

When to use 'Catch off guard'

Catch off guard
💼

Job Interview

A tricky question you didn't study for.

Social Life

Seeing a celebrity at a coffee shop.

❤️

Relationships

An unexpected 'I love you'.

🎉

Daily Life

A surprise party you didn't suspect.

자주 묻는 질문

10 질문

Both are correct! Caught off guard is more common in daily speech, while taken off guard sounds slightly more formal.

Yes! If someone gives you a beautiful gift unexpectedly, you can say it caught you off guard.

Not at all. It is a neutral way to describe being surprised. However, telling a boss 'You caught me off guard' might sound like you weren't prepared for work.

The opposite would be to be prepared or to be on the lookout. There isn't a single idiom that is the exact opposite.

Usually, it refers to mental or social surprises. If you trip, you don't say the floor caught you off guard, unless the floor was doing something very strange!

No, it is a standard idiom. You can use it in a college essay, a business meeting, or with your grandmother.

You can say, 'That question is going to catch him off guard.' Just change the verb catch to the future form.

It is very similar, but caught off guard implies that you were specifically *unprepared* at that moment.

No, that is a common mistake. The person must go in the middle: He caught me off guard.

It refers to your mental defense or readiness. It's like a shield you keep up when you are focused.

관련 표현

Throw someone for a loop

To completely confuse or shock someone.

Blindside someone

To surprise someone with very bad news they didn't see coming.

Caught unawares

A more formal way to say someone was surprised while not paying attention.

Take someone by surprise

A very common, slightly simpler synonym for catching someone off guard.

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