8
to be very very sure, so sure that you'd bet you cock on it. From the classic British novel, Heart of Gayness
I was cocksure that I had failed that english test horribly
by tom wage September 14, 2003
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9
The confidence you have knowing your cock is doing the damn thing.. You try "taboo" things and she just goes with the flow...You're so "Cock-Sure" she just doesn't say no...
"Damn baby....I've never done that before.... But you were so "Cock-Sure" I couldnt say no"
by Hottie McNaughty June 05, 2012
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10
To be incredibly boastful over the size of your penis; being excessively overconfident about the size of one's cock.
When Sarah asked Jim about his size, he answered in such a cocksure way that he got that bitches pussy wet.
by Kevin R. P. February 22, 2008
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11
To be outlandishly boastful over the size of your penis; excessively overconfident about the size of one's cock.
When Sarah asked Jim about his size, he answered in such a cocksure way that he got that bitches pussy wet.
by Kevin R. P. February 16, 2008
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