A serverely deformed hand and wrist which in turn resembles that of a tyrannosaurus rex. There cannot be more than three fingers and one thumb. It is most deadly when the host is an otherwise hot chick. Beware.
by JimmyJack August 25, 2006
To be masturbated by a person with ataxic cerebral palsy. A person with this birth defect has one or two small and withered arm resembling the arm of a tyrannosaurus rex.
I don't care what you say about her being a freak! I love the t-rex hand job. It makes my unit look huge!
by lowtarsmokenfool June 29, 2010