fast
/fæst/
verb
- To eat little or no food for a period of time, often for religious or health reasons.
- She decided to fast for 24 hours to cleanse her body.
- Many people fast during Ramadan.
- The doctor advised him to fast before the blood test.
adjective
- Moving or able to move at high speed.
- She took a fast train to the city.
- The cheetah is the fastest land animal.
- A fast car zoomed past us on the highway.
- Taking a short amount of time; quick.
- I need a fast solution to this problem.
- We had a fast lunch before the meeting.
- The internet connection here is very fast.
- (of a clock or watch) showing a time later than the correct time.
- The clock on the wall is fast again.
- My watch is five minutes fast.
- If your phone is fast, you'll be early.
- Firmly fixed or attached; secure.
- Make sure the rope is fast to the dock.
- The door is stuck fast and won't open.
- He held fast to the railing during the storm.
adverb
- At high speed; quickly.
- Please drive fast; we are late.
- He ran fast to catch the bus.
- The river flows fast after the rain.
- In a secure or firm manner.
- She held fast to her beliefs.
- The child held fast to his mother's hand.
- The ship was stuck fast in the mud.
Antonyms
noun
- A period during which you eat little or no food.
- He broke his fast with a light meal.
- After a 16-hour fast, she felt energetic.
- The religious fast lasts from sunrise to sunset.