fast
gb/fˈæst/ us/fˈæst/
A1
영어
~ 1800
의미
의미 0개
adjective
A1
property
1
Moving quickly
Moving very quickly.
사용 패턴：
[something] is fast
자주 하는 실수：
Learners sometimes confuse 'fast' and 'quickly'; 'fast' is often used after 'be' verbs, while 'quickly' is an adverb modifying actions.
유의어
quick (Slightly more general; can refer to actions or processes, not just movement speed.)
반의어
slow (Describes low speed or lack of quickness.)
연어
fast car
|fast train
|fast runner
|fast pace
주제
daily life
|transport
|sports
|core_vocabulary
|travel
|transportation
예문
- The cheetah is the fastest land animal.
- She drives a very fast car.
- This computer is fast compared to my old one.
학습자용 예문
- The bus is fast.
- He runs fast.
- This phone is fast.
adverb
A1
property
2
At a high speed
Quickly or with high speed.
사용 패턴：
[someone] runs fast
자주 하는 실수：
Learners may incorrectly say 'fastly'; the correct form is 'fast'.
유의어
quickly (More general in use; 'fast' is less formal and often used in speech.)
반의어
slowly (Describes doing something at a low speed.)
연어
run fast
|drive fast
|move fast
주제
daily life
|sports
|core_vocabulary
예문
- He runs surprisingly fast for his age.
- The train was moving too fast to stop in time.
- She talks fast when she’s nervous.
학습자용 예문
- He runs fast.
- The car moves fast.
- She speaks fast.
adjective
B1
property
3
Firmly fixed, secure
Held tightly and not able to move.
사용 패턴：
[something] is fast [somewhere]
유의어
secure (Emphasizes safety or protection rather than immovability.)
반의어
loose (Not firmly fixed or attached.)
연어
hold fast
|stuck fast
|fast asleep
주제
construction
|daily life
|core_vocabulary
예문
- The boat was held fast by the rope.
- The lid was stuck fast and wouldn’t open.
- He held her arm fast.
학습자용 예문
- The rope holds the boat fast.
- The lid is stuck fast.
- He holds my hand fast.
동사
B1
action
4
Go without food for a time
To not eat for some time, often for religion or health.
사용 패턴：
to fast for [time period]
유의어
abstain from eating (More formal and explicit description of the action.)
반의어
feast (To eat a lot, often in celebration.)
연어
fast during Ramadan
|fast for 24 hours
주제
religion
|health
|food_drink
예문
- Muslims fast from dawn to sunset during Ramadan.
- Some people fast once a week for health benefits.
- He decided to fast for two days before the operation.
학습자용 예문
- I fast during Ramadan.
- She will fast for one day.
- They fast for health.
명사
B1
event
5
A period of not eating food
A time when you do not eat food for religion or health.
유의어
abstinence from food (Formal phrase, used in medical or religious contexts.)
반의어
feast (An event with abundant eating.)
연어
religious fast
|go on a fast
주제
religion
|health
|food_drink
예문
- They went on a three-day fast before the ceremony.
- The doctor recommended a short fast before the test.
- Breaking the fast is an important tradition.
학습자용 예문
- He went on a fast.
- The fast lasts two days.
- We break the fast at night.
문법
기본형
fast
IPA
GB/fˈæst/
US/fˈæst/
음절 및 강세
fast （1음절）
Stress on 1st syllable (fast)
활용형
Adjective
- Base: fast
- Comparative: faster
- Superlative: fastest
Noun
- Base: fast
- Plural: fast, fasts
Verb
- Base: fast
- 3rd Person Singular: fasts
- Present Participle: fasting
- Past: fasted
관련 단어
표현
hold fast
1/hˈoʊld fˈæst/
fixed phrase
Keep a firm grip on something
To keep holding something tightly and not let go.
예문
- Hold fast to the railing when climbing the stairs.
- He held fast to his beliefs despite criticism.
play fast and loose
1/plˈeɪ fˈæst ˈænd lˈus/
idiom
informal
Act carelessly or dishonestly
To behave without care or honesty, especially with rules or promises.
예문
- The company played fast and loose with safety regulations.
- You can't play fast and loose with people's trust.
fast asleep
1/fˈæst əslˈip/
fixed phrase
sleeping very deeply
Sleeping very deeply and peacefully.
예문
- By 10 p.m., the children were fast asleep.
- She looked so peaceful, fast asleep under the blanket.
fast asleep
2/fˈæst əslˈip/
fixed phrase
In deep sleep
Sleeping very deeply.
예문
- She was already fast asleep when I came home.
- The baby is fast asleep in his crib.