Complete idiot that mere idiot, dumbass, or imbecile can not adequately describe.; however, to earn the title of twatwaffle, one must also attempt to assert authority/expertise where none is had, or use power/authority when they are offended by things that most people find humorous, and then use that authority to get the "offenders," in trouble and the "offending material" removed.

The idiot that gets on your last damn nerve. The person you know that suffers from excessive verbal diarrhea. The one you want to smack in the face with a pick-axe. The person who has done it all and done it better than you.

a vagina that is so shriveled up that it looks like a defrosted waffle.

watwaffle (twat-wah-full):
n.1 An elitist; someone unaware of their own limitations and highly critical of others.
n.2 A general prick. See: douchebag, n00b.
v.1 To ban; to totally pwn.

Another way of calling someone stupid, a bitch, and idiot, or annoying.

someone who is so amazingly annoying that we had to make up a new word to desrcibe them

A meaningless insult; can be used to refer to anyone or anything that you dislike