The male act of planking between 2 beds, likely in a hotel room, with the participant's butt faced toward the floor while masturbating to completion. The subsequent orgasm will produce ejaculate that will spray outwards and upwards dripping down onto the floor below, thus making the human "bridge" white like marshmallow.
by Paul Porter May 2, 2016
Get the marshmallow bridgemug. 
by popeurban March 10, 2024
Get the Flower Bridgemug. by BBC1488 August 15, 2019
Get the Under the bridgemug. When someone has a stoma and in a sexual event similar to a threesome the patient is engaged in anal sex as well as in the stoma. This act is similar to the Eiffel Tower.
by cojo911 June 5, 2015
Get the London bridgemug. When a man inserts his thumb and middle finger into the vagina and anus of a woman and attempts to click his fingers. Used to determine the overall condition of a potential sexual partner’s pelvic floor.
I wasn’t sure, she was a bit old looking. But a quick biffins bridge rot test proved she was in good enough nick.
by Bob Clapperton July 2, 2023
Get the Biffins Bridge Rot Testmug. by Ddecesare88 April 4, 2025
Get the Golden gate bridgemug.