Top definition
The act of performing oral sex while having no teeth, or with dentures removed.
After Dennis swallowed the sperm during coitus periodontalis, they pursued the egg by drilling into his gums.
by flyingdutchmn216 July 17, 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