Bumping may refer to:
Processes Bumping (chemistry), the irregular boiling of a liquid Lock bumping, a lock picking technique Thread bumping on an Internet forum Bumping trains, a slang term used in the UK to describe fare evasion Bumping rights, a provision in collective bargaining agreements
Places Bumping Lake, Washington state, United States Bumping River, which flows into Bumping Lake
See also Bump (disambiguation)