Top Definition
When you are just a small amount under 100 percent sure of something, but you recognize slim possiblity that you are wrong. You are as sure of something as a condom is preventative. You are 99.9 percent sure.
"I'm condom sure that global warming is real."

"Are you sure you're ok to drive home? Are you condom sure?"
by XombiEZ September 08, 2011

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