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2.
The wrinkley red part that surrounds the anal cavity.
I need some ointment to apply on my cossey.
by josh March 24, 2004
 
1.
A very hot young guy!!! that is great at anything he does. and is loveable by all the girls.
"Dude, your so hott that your just like cossey"
"You might be great at it, but your not as good as cossey"
by Ryan... May 09, 2005