what is the definition of bristle
bristle noun. âº [C] a âshort, âstiff âhair, usually one of many: The âold woman had a few âgrey bristles âsprouting from her âchin. âº [C or U] The bristles of a âbrush are the âstiff âhairs or âpieces of âplastic that are âconnected to it: The âbest âquality men's âshaving âbrushes are made from âbadger bristle.