When you are fucking a GILF from behind and the old woman skin on her arm starts to sag until it looks like batman's cape!
To successfully do this one should put up a lap behind oneself so you get a shadow that appears to be the bat signal on the wall.
To successfully do this one should put up a lap behind oneself so you get a shadow that appears to be the bat signal on the wall.
by Scoota B. December 9, 2008

A phrase used to salute craziness and/or Batman; from "The Most Disturbing Submission Letter Ever" sent to the editors of DC Vertigo comic book (abbrev. LLTBM).
by whatno April 16, 2010

The sexual act of having your partner laying on the ground, butt cheeks wide open, and you jump from the top of your bed and land with your penis in their ass.
by ItzParticlez September 14, 2019

by hubcapStan May 17, 2023

by Bart Lefart November 17, 2018


The universally most common solution to a problem, the way Batman is always holding kryptonite to beat Superman. Used to take the place of a longer answer that is generally already known.
by Dr. Mangoman April 29, 2025
