Top definition
A growing erection, as seen from outside the trousers.
"What's that moving in Billy's pants?"
"A trousergeist. He was just slow dancing with Sue."

by fiverosehill June 30, 2008
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