keep down
phrasal verbkeep down
- to hide yourself by not standing up straight
- Keep down! You mustn't let anyone see you.
keep somebody down
- to prevent a person, group, etc. from expressing themselves freely synonym oppress
- The people have been kept down for years by a brutal regime.
- You can’t keep Laura down—she’s so full of life.
keep something down
- to make something stay at a low level; to avoid increasing something
- to keep down wages/prices/the cost of living
- Keep your voice down—I don't want anyone else to hear.
- Keep the noise down (= be quiet).
- to not bring something back through the mouth from the stomach; to not vomit
- She's had some water but she can't keep any food down.