Clockers

Book by Richard Price

Clocker or Clockers may also refer to:

Clocker (train), a former Amtrak rail service
Clocker (composition), a minimalist electronic music piece by Alvin Lucier conceived in 1978.
Clockers (novel), a novel by Richard Price
Clockers (film), a 1995 film Spike Lee based on the Price novel
Clocker (Transformers), either of two characters in the Transformers universe
Someone who times horses for a handicap race

Source:
Wikipedia