From Urban Dictionary:
1. thanksgiving -
a day we commemorate taking advantage of the "indians" by stealing their land, food, and lifestyles in exchange for cheap trinkets.
Ahh thanksgiving, lets give thanks to those indians for letting us screw them wholeheartedly.
2. thanksgiving -
the one before Christmas.
Happy Thanksgiving! This date lets everyone know that Christmas is just one month away.
3. thanksgiving -
another excuse for Americans to spend an entire day eating.
Damn, it's not a weekend, and i want to eat all day; Why Don't we invent a holiday and give it a stupid name?
Fo Shizzle, My Pilgrizzle!
[Happy Thanksgiving everyone!]