Top definition
Verb: To make oatmeal in a bowl using urine instead of water, and then proceed to use your thumb to pack the "urine-oatmeal" into someone's anus.
1:

"I swear, if you fart in my cereal again I'm going to oatbowl you."

2:

Person 1: "Why do you have to use the oatmeal when you oatbowl someone?"

Person 2: "Well, otherwise you're just thumbing some dude's anus.
by Sphen5117 August 06, 2011
Mug icon

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