An ugly chick that people wouldn't touch with a ten foot pole.

A small animal, no idea what they look like, but they have funny names. possum possum possum, everyone should love possums!

the vagina of a female

Is an old man who dresses as a Boy Scout and Lays claims he works for the Long Island Rail Road while in search of young boys that will let him play with there private parts. Sometimes including his own private part into the said boy.

It comes from the saying "awesome possum" according to the special ones meaning me :P if you are possum you are awesome. if I know you, you are possum, although there are rankings of possumness....ness . Opposite affect is if i don't like you you have negative possum odor. All true possums know the "nega-possums." Enough said.

Possum is the new way of saying something is awesome.

Someone who is unattractive that believes they are attractive. She is playing possum, just like possum play dead when they aren't, she played attractive when she wasn't