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1.
Person who masturbates two cocks at the one time whilst in the kneeling position. The actions of the hands approximates that of a sparring boxer. Terminology used to describe a person considered to be a dick-head or ass hole.
I was running late for work and this policeman gave me a $400 speeding ticket. What a cock boxer.
by Super Stu September 07, 2008
 
2.
(1) a homosexual
(2) someone who masturbates to excess
(3) a female who loves to give her man handjobs
"I hear Bob said his new girl is quite a cockboxer."
by Mike Melton June 01, 2006