Top definition
Someone who has to look up every slang term they hear on Urban Dictionary.
Person1: It's just nasty when theres tagnuts stuck to the biffins bridge.
Person2: What?...hang on let me UD that
Person1: Mate you got a UD tic!
by mrlambo April 18, 2012
Get the mug
Get a UD tic mug for your dad Jerry.