2 definitions by .Anonymous.
by .Anonymous. June 11, 2005
A person who changes his or her mind at the last minute, stopping another friend doing something. (see backied)
Person 1: I was going to go to the party but now John says he cant take me
Person 2: He's a backy...
Person 2: He's a backy...
by .Anonymous. June 11, 2005