1 definition by argyle09

Top Definition
The state of something being brilliant, normally used in conjunction with an idea.
"Hey man, how about instead of spending 6 hours at one Halloween party, we spend 2 hours at 3 different parties?!"

"That's brilliantness!"
by argyle09 November 12, 2009

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