biker

[ bahy-ker ]
/ ˈbaɪ kər /

noun

a person who rides a bicycle, motorcycle, or motorbike, especially in competition or as a hobby.
Informal. a member of a motorcycle gang.

Origin of biker

First recorded in 1880–85; bike1 + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for biker

British Dictionary definitions for biker

biker
/ (ˈbaɪkə) /

noun

informal a member of a motorcyle gang
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012