BBMT- A test in which a male tries to reach his bellybutton with his penis while erect. For males with innie belly buttons, their penis must at least reach the crater of the belly button.
Guy #1- I failed the belly button measuring test, now my girl wants to leave me!
Guy #2- I had to get my belly button surgically moved down to pass.
Guy #2- I had to get my belly button surgically moved down to pass.
by Someguyyouveseenbefore January 12, 2025

by Billy big nips September 20, 2017

The act of fingering your own belly button in the hopes of finding a lose trinket or entertaining item.
by LordChicken88 May 26, 2015

by sukmidic June 15, 2021

by kkk kk k k k kk k k kkkk kk k December 17, 2019

by koolterrorist May 11, 2023

by Epicurus1988 May 13, 2016
