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a gigantic, monolothic, enormous gimp, when the term gimp is used to describe someone as a retard or similar. usually used by younger people when someone does something ridiculously stupid, i.e. more than worthy of being called a gimp so they are known as a gimp+asaurous= gimpasaurous.
kameron: i just took a shit on my mums bed
george: WTF! ur such a gimpasaurous
kameron: i know
george: you better go clean that up u freakin gimpasaurous, what the hell are you on crazy pills, takin a dump on ur mums bed.
by ChiZeej May 25, 2007
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