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1.
The art of taking a man's cock in your mouth and by using the friction and suction of your mouth, lips, tongue and throat giving him an unforgetable organism so that he cums in your mouth, which you swallow.
Done right cocksucking is not easy but great fun and rewarding.
by tulsa_cocksucker June 30, 2011
 
2.
a person who sucks a man's penis
In manner of sucking a dick
Giving a man a blowjob in other words putting his dick in your mouth and sucking repeatedly.
Lisa broke up with me shes a cocksucking whore.
by Michael3181994 January 26, 2008
 
3.
to suck a guys dick.
she was cock sucking all night long!
by mad555 September 11, 2007