Pronunciation: (fīv),[key] —n. 1. a cardinal number, four plus one.
2. a symbol for this number, as 5 or V.
3. a set of this many persons or things.
4. a playing card, die face, or half of a domino face with five pips.
5. Informal.a five-dollar bill: Can you give me two fives for a ten? 6. take five,Informal.to take a brief respite.