Cock Blocker 

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!

Cock Blocker by Kip0130 March 18, 2007

Cock Blocker 

A male chastity device

Cock Blocker by Anonymous November 4, 2003

Cock blocker 

1. A guy who decides to get in the way of his best friends relationship with another girl that he's also intresed in.

Boy to girl he's dating: Wow emil is such a cock blocker! He would not leave us alone!!!

Cock blocker by Hippo lander March 23, 2009

cock blocker 

A Guy/Girl Who Always Annoy's You While In The Process Of gettin With A Chick Or Gettin Her #

Dav Cock Blocks to much

cock blocker by Anonymous April 5, 2003

cock blocker 

A defensive kung fu move popularized by the late Bruce Lee.

'I fight with this one guy who use penis as main weapon. So, naturally, I find myself developing the move I now call COCK BLOCKER. Whyyyyyyyyy yah! Of course.'

cock blocker by The Definition King August 19, 2007

Cock Blocker 

a person who stops you from fucking this fine ass bitch. spamfiles.net shouts ya heard me!

matt cock blocks smoky from phrea .

Cock Blocker by smoky January 1, 2004

cock blocker 

A male not allowing another male get some...( hitting a home run)

Ex:

Lana: hey Clark, wanna come over my house today?

Clark: sure

Lex: dude,you can't go. We have B-ball practice today.

Clark: oh yeah that's right.

*moments later after Lana leaves*

Clark: Lex what's your problem?....you're such a COCK BLOCKER!

cock blocker by D.L.R. 91 March 1, 2008