1 definition by WHAT.do.YOU.want

Top Definition
OAS
Obligatory Adderall Shit. This phenomenon occurs approximately between 30 minutes and 2 hours after the consumption of Adderall. OAS' usually comes out of nowhere and require immediate location of a restroom.
OMG... dude I feel an OAS coming on!

I'm ready for the day now, just had my OAS!
by WHAT.do.YOU.want November 10, 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