Used other than figuratively or idiomatically: see bounce, off. / (transitive, idiomatic) To test (ideas) on someone. / To move away with a bouncing movement.

(informal) The quality of being bouncy or exuberant. / (informal) Efficiency or effectiveness; bang for the buck.

To discuss or brainstorm ideas on a topic. / To switch between jobs, locations and other situations often.

(UK politics, informal) A surprising resurgence of popularity on the part of Boris Johnson.

(astronomy) A hypothesized cosmological model for the origin of the known universe.

(military, informal) To bomb a target that has already been severely bombed, so that little further damage is possible.

Alternative spelling of keybounce

Alternative form of bounce rubble

(idiomatic) To recover from a negative without seemingly any damage. / (of a message, usually an email) To be returned to the sender because it is undeliverable.

(ultimate frisbee) A throw at a downward angle with an upward attitude causing the disc to descend during the beginning of the flight and then rise.