1 definition by JColby

Top Definition
An acronym for a total random boner moment. It is classified by one obtaining a boner when one typically wouldn't have a boner.
Person 1- I just puked in the break room toilet (at work). Then decided to fap.

Person 2- WAT! I can't believe you had the energy to fap after vomiting. Did you force it?

Person 1- total random boner moment

Person 2- gotta love TRBM's.
by JColby January 20, 2012

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