Top Definition
noun: A creature that follows one around and causes laziness, complacency, general disregard for one's well being. It stands about 40 feet from head to webbed foot and is invisible. Can only be defeated by pure will power to succeed and wanting the Slump Duck to die. Unless killed, it will follow you for the rest of your life, however short that may be.
Man: Dude, I don't want to do my term paper.
Friend: The Slump Duck strikes again!

Woman: I don't really need to shower today, or tomorrow. Wait, DAMN YOU SLUMP DUCK!
by El Español February 04, 2010

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt