Fist bump

/fˈɪst bˈʌmp/

Fist bump

a way of greeting, celebrating, or showing agreement by slightly hitting someone's fist with one's own

Examples

1. - He turned around and fist bumped.

2. Come on, fist bump, Mattie.

3. Let's fist bump.

4. Fist bumps are the high five of today.