1 definition by jesslovescheejy

A girl that is nice on the outside but is actually a total bitch! She easily disposes of friends and think she is all that. She thinks that the guys want her but she is just wrong. They always have a stand out bad feature whether its a nose,chin.foreheead or mouth she isn't perfect.
Boy1 hey look at that cutie
Boy2 hey that Tamasin she is up herself
by jesslovescheejy February 24, 2017
Get the tamasin mug.