Wordnet 3.0
NOUN (1)
1. 
 originally a British youth subculture that evolved out of the teddy boys in the 1960s; 
 wore black leather jackets and jeans and boots; 
 had greased hair and rode motorcycles and listened to rock'n'roll; 
 were largely unskilled manual laborers; 
[syn: rockers, bikers]
WordNet (r) 3.0 (2006):
rockers
    n 1: originally a British youth subculture that evolved out of
         the teddy boys in the 1960s; wore black leather jackets and
         jeans and boots; had greased hair and rode motorcycles and
         listened to rock'n'roll; were largely unskilled manual
         laborers [syn: rockers, bikers]