Top definition
The act of inserting the digitus minimus into ones own or another's anus. The degree of which depends on the length of said "pinky".
"You look a little tense. You could use a little pinky butt"
by DeEBs15 August 24, 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