1. type of dinosaur from back in the day. looked like a sheep with massive horns coming out from its behind & also did not like the word chicken.

2. used as an insult in the 21st century by some hooligans from 'da westside'
1. oh my god, like there's bob. better not say anything about chickens, hes a sheeposaurus.

2. oi you sheeposaurus! wanna piece of me aye? yeaaaah! get some, get someeee!
by kelleeeeeeeeey April 25, 2008
5 Words related to sheeposaurus

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