When someone blocks you from having sex
"cock blocker" you are at the bar about to leave with a girl about to have sex then all of a sudden a guy says "so how are your AIDS" to you then the girl leaves
A girl who continuosly knocks on your apartment door right as you are going to get busy with your boyfriend.
Knock knock....shit, it's Tia, AGAIN! She is such a Cock Blocker!
A person who in which may intentionally or unintentionally prevent the sexual activity of those around them.
Maises parents were a pair of cock blockers when Joe was getting his pickle tickeled they walked in... cock blockers
Someone who stops a female from getting dick
My friend interrupted me while I was tryna fuck what a cock blocker
an usually ugly, overweight, rejected or frustated woman or Feminazi lesbo that always is trying to stop a man from wooing one of her female friends ( usually her best friend)by brainwashing her against him.
" Im tired of that cock blocker bee itch ! always brainwashing Lucille"
A jerk Someone who interupts an act or conversation such as
Ie: grinding or Flirtatous conversation
Roots of orgin: my friends locker , english decent ( the american kind)
example:stop bieng a cock blocker!