- Stud Poker to bluff when one holds four cards of the same suit (four flush) instead of the five in a true flush
- Informal to pretend to be, have, or intend something so as to deceive; bluff
intransitive verbfour-flushed, four-flush·ing, four-flush·es
- Games To bluff in poker with a four flush.
- Slang To make empty claims; bluff.
(third-person singular simple present four-flushes, present participle four-flushing, simple past and past participle four-flushed)