A rare species of dinosaur that lurks flamboyantly on piano benches.

When a guy is sitting in class and gets an unexpected/unreasoned boner. After class is through, they need to stick out thier ass while walking in order to hide it. The apperiance is similar to that of a prehistoric Tyrannosaurus rex.

1. Dinosaur who was considered to be the most ferocious and dangerous. Has huge teeth and mouth and can eat anything.

2. Nickname for Fibert Bruce, a man who has the physical appearance of a dinosaur, with huge teeth and a big mouth. Has been known to eat anything in sight.

To deliver a set of three mushroom tattoos, thus resembling a dinosaur footprint (like you made with your rubber boots in the snow when you were a child).

A person who is a cheapskate or pennypincher. Like the dinosaur, this person's "short arms" prevents him or her from reaching into pockets to obtain currency.

a condition in which a persons arms are shorter than the average reaching well above mid thigh usually seen with taller people (people over 6ft). Also a condition in which someone who is larger has arms that are smaller and not in proportion

A person who is so cheap that they appear to have tiny little arms like a t rex dinosaur. Their arms are too short to reach their pockets and wallet or purse. More often a girl is a t rex or t-rexer. She will never reach down to her purse to offer to pay for anything.