They exchanged a casual fist bump before parting ways.
fist bump
Frequency:
70
%
The fist bump was a friendly gesture between friends.
fist bump
Frequency:
60
%
The team did a fist bump as a celebratory ritual.
Idiomatic Expressions for fist bump
Phrase: fist bump someone's ego
Meaning: to boost someone's confidence or self-esteem
Usage: She fist bumped my ego by praising my work in front of the team.