mcweehaggis

A Scottish person, often a thief when kitkats are involved and a liar, who is is generally hated by all members of any given group.

Emma: What do you guys think of fiona?
Pete: We all hate her she is an a real mcweehaggis

Matt: Is that a second kitkat?
Rian: chuck stones at her, she's a mcweehaggis!

by Expert17 July 29, 2011