An intense, compassionate agreement with another person, typically one of those agreements where something clicks; the other person has effectively "Hit the nail on the head" with their statement.
Person 1: "This new university payment scam..I mean scheme that the government's conjured up is complete knobbery!"
Person 2: "My God, you're right! I think I just had an agreementgasm!"
Person 2: "My God, you're right! I think I just had an agreementgasm!"
by The Rizzmeister October 16, 2010