a person or thing that bobs. a fishing bob. a member of a bobsled team. In goes the minnow—and under goes the bobber —and out comes the first—first—first perch! Then he pumped Petey's arm until the latter danced like a cork bobber.

Chopper frames are often cut and welded into shape. A bobber is a motorcycle that has undergone a ‘bob-job’ (hence the moniker 'Bobber'), that is, had extraneous parts removed for simplicity and weight-reduction. Thus, bobbers are fairly easy to create from stock motorcycles, as it is an exercise in subtraction for the sake of performance.

bobber a person or thing that bobs a buoyant device, as a cork, attached to a fishing line to hold the baited hook at a desired depth

bob·ber. Use bobber in a sentence. a person or thing that bobs. a buoyant device, as a cork, attached to a fishing line to hold the baited hook at a desired depth.