Top definition
A procedure performed by tongues of dimensions 5 inches or longer where the G-spot is stimulated until the point of orgasm

It can also be a term used for food.
"I just finished performing deep tongue penetration on my icecream and now my tongue is numb ," squealed Lucy.
by Lester the molester6969 April 08, 2018
Get the mug
Get a deep tongue penetration mug for your coworker Riley.