1 definition by YorkeyP
A cross bewteen the words Spanner and Spazzy- both meaning mental head-cases. The word is used in a jokey way between friends when someone does or says something stupid.
Jules: "are the clouds in front of the moon?"
Tom: "are you being serious?! you're such a spanny!! hahaha"
Tom: "are you being serious?! you're such a spanny!! hahaha"
by YorkeyP May 19, 2007