A fork of Rural Dictionary
U Mad Corny (you're mad corny) the person you refer this to is silly, tried to tell a joke that failed, purposely does something to aggravate or please someone or purposely does something he/she knows will get a negative response.
girl: i miss you boy: I miss you like a bee miss the flowers girl: lol umc ex2: guy: dude you going partying later on? guy2: nah ima play my new video game tonight guy: umc