Urban Dictionary: Megosaurus

Top definition

A girl in my class who resembles a stegosaurus, you know, fat, ugly, and has a huge loose vagina.

I just saw a Megosaurus, i almost cried.

by peter stednik June 10, 2004

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.