A sex move move where the male ejaculates on the lamp shade of his sexual partner, with or without their knowledge. Henceforth, every time they turn on the lamp, the 'bat signal' will be projected on to a wall or ceiling.
I did The Bat Signal at this girls house last night. Because I'm the hero she deserves, but not the one she needs right now. So she can hunt me whenever she turns on a lamp. Because I can take it. Because I'm not a hero. I'm a silent guardian, a watchful protector. The dark knight.
by M T Hammer June 09, 2018
by Go55y September 09, 2017
When one walks around the house in pajamas with no underwear on, and you can see their dick through their pajamas.
by Joey Norris February 03, 2018
name for a woman's privates who may not have sex or get action very often...think about opening up a door to an old, abandoned house and bats fly out...
Guy 1: "I was excited to finally kick it with Stacey last night, but she had no clue what she was doing..."
Guy 2: "It looks like you stumbled on her bat's nest"
Guy 2: "It looks like you stumbled on her bat's nest"
by say_it_aint_so July 27, 2009
Giant boogers that build up in your nose, typically when it's very dry, or the person is sick or dehydrated.
by LazyEyeLarry July 03, 2017
Pulling your scrotum (nut sack) wide apart to expose the veins through light. To make it appear as a bat's wing.
by HerNextBaby'sFather February 22, 2013
by Madrid69 August 11, 2018