Acronym for "What The Fuck, Urban Dictionary?" Describes the question many find themselves asking when they see a UD: Word Of The Day that is utterly humorless and boring, and you proceed to wonder why they rejected some of your best chuckle-inducing past submissions to the complete piece of shit you just wasted precious eye energy reading.

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