verb
bumps; bumped; bumping
[+ obj] to hit (something, such as part of your body) against an object in a sudden and forceful way
to hit and move (someone or something)
[no obj] :to move into or against (someone or something) in a sudden and forceful way
[+ obj] to move (someone or something) to a different level, position, rank, etc.
to remove (someone or something) from a group or position
always followed by an adverb or preposition [no obj] :to move in an up and down motion over a rough surface
bump into
[phrasal verb]
bump into (someone) informal :to meet (someone) by chance :to see and usually talk to (someone you did not expect to see)
bump off
[phrasal verb]
bump (someone) off or bump off (someone) informal :to murder (someone)
bump up
[phrasal verb]
bump up (something or someone) or bump (something or someone) up informal :to move (something or someone) to a higher level, position, rank, etc.
noun
plural bumps
[count] an area of skin that is raised because it was hit, injured, etc.
a small raised area on a surface
an act of something hitting against something else
the act of pushing the hips forward in a sexual way