Synonymous with cunttard and fucktard. This is when you are dealing with a seriously pea-brained twat.
The silly high school dropout, Alicia, is a real twattard.
by Maria June 20, 2004
A retarded person who represents the female vagina.
You hairy Twat Tard..Yea....Woop. 20.
by SeanOwnsj00 August 30, 2006