Someone who is an airhead in a cute and funny way. not an idiot and not stupid.
Xochitl makes people laugh because she is an unidiot.
by jack_bauer007 October 07, 2009
someone who is not an idiot.
Xochitl forgot the keys in the trunk and closed it, but she is an unidiot.
by bauer_jack007 October 03, 2009