Top Definition
an idea of such intellect and genius that it is considered stupid and/or dangerous by those who fail to see the beauty of it
A pool under a trampoline? That's such an aliuwen idea!
by iamdobird April 29, 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