The act of forgiving the woman you just had sex with for having a nasty-looking vagina. This is sometimes viewed as a face-saving act for those who are having post-impulse sex guilt, but were too horny to care prior to the intercourse.
Alexis: "About last night...."
Bobby: "Its ok, I'll grant you Clamnesty. Just don't tell anyone what happened."
Bobby: "Its ok, I'll grant you Clamnesty. Just don't tell anyone what happened."
by KonkeyDong November 20, 2010
Get the Clamnestymug.