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99.
to purpously be a douchebag and interupt a moment.
During science class my teacher cock blocked John and me while we were making out...
by for borjyy againn September 29, 2010
1 1
 
100.
when a male species is doing physical "activity" with a female species .
then the male species friend comes in the room , making them stop their "activities"

then the male friend hits on the female and they do some "activity" making the original male very sad . :(
Fred and Sarah were having some "fun" downstairs in Sarah's bedroom . then Albert decides to come and cock block Fred . Then Sarah leaves with Albert to have "fun" in Albert's mustang . Fred is now sad .
by veryboredrightnow August 27, 2010
1 1
 
101.
to inuitate the blockage of a straight guy coming onto a lesbian and/or bi-sexual
so me and my girl Amy were at this party. I went to the bathroom and came out to find this asshole with Amy trying to act out what he thought she needed. At that point me and 3 of the other girls were there with with a cock block on his dick.
by Sempervirens July 13, 2009
2 2
 
102.
A person, who is to a heterosexual man, non arousing. In other words, ugly.
"That chick is so ugly"
"Yea, she's a cock block"
by Chinja101 May 18, 2009
3 3
 
103.
A device you put over your anus to stop horny queers from inserting there penis in your ass.
Thanks to cock block dalton's anus is cock free.
by jessec63 January 13, 2008
7 7
 
104.
1) What always happens to Timothy Nee.
2) What is done to Tim.
3) What Tim does to himself.
Tim, you define cock block.
by TKE-ON 294-312 December 12, 2005
16 16
 
105.
The Person blocking the ass between a man and his biatch
Chris C is such a cock block with G-money and camilla.
by Ananymus November 20, 2004
32 32