One who is very stupid - a fuckwit.

Dunce originates from when children who refused to learn or just bloody stupid and sent to the corner and wore a giant cone with a red D for dunce on it.

lil mad is like big mad but the opposite, you mad but not mad to the extent of pullin somthin

An expression to someone that you think they are utterly stupid & probably wouldn't compare to a retarded lizard.

Someone who acts like an idiot

The peek of the bottom society. One who is to dumb to understand simple things or is just an all-around idiot
This word can also mean you are an egotistical prick who deserves to be hung in the Third Reich

Young vegan

A new bad word to the equivalent of Dip Shit.

Original Meaning from Dunce hat.