Wiktionary
fender-bender
alt. (context chiefly US English) A minor accident involving at least one motor vehicle. n. (context chiefly US English) A minor accident involving at least one motor vehicle.
WordNet
fender-bender
n. a collision between motor vehicles that produces minor damage
Usage examples of "fender-bender".
He remembers the trucks now, their incessant comings and goings, fender-benders in the motor pool, exhaust fumes coming through his window, the enlisted men shoving heavy carts up and down the hallways, laden with boxes.