Choc cock 

It's the shit on your cock after anal, If the other person hasn't cleaned themselves

Yuck, you've turned my cock into a choc cock

Choc cock by BobShocks May 13, 2017

choc cocker 

1. somebody who likes to give anal sex, either gay or straight

'those faggots are real choc cockers'
'like shitting on a stick, that dudes a real choc cocker'
'hey faggot ride the choc cocker'

choc cocker by patchy36 April 23, 2005