fist bumpfist bump
A fist bump.
An example of a fist bump is how two athletes might greet each other at the start of a game.
(plural fist bumps)
- The hitting together of two people's fists, often in celebration of an accomplishment.
(third-person singular simple present fist bumps, present participle fist bumping, simple past and past participle fist bumped)
- To hit one's fists together.