Top definition
After a baby loses its first tooth, you take it and shove it roughly inside your asshole
"My cousin lost her first tooth, so I decided to just bust out the tectum. It felt sooo good rubbing against my rectum."
by Matt Markel May 20, 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

Alphabetical list