Top Definition
Someone who claims to have an advanced knowledge of a subject they actually know little or nothing about.
Person 1: "Hey, have you see the newest episode of House?"
Person 2: "Uh... yeah, it was awesome."
Person 1: "Have you ever even seen the show?"
Person 2: "Umm... sure... I've like... seen every episode."
Person 1: "Dude, stop being such a know-it-all wannabe."
by Shquiggles November 09, 2009

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