To do something stupid while intoxicated. Such as breaking your foot, make out with people you shouldn't, puke your guts out and then rally for more.
I should have just gone home last night, but instead I decided to pull a Lil.
Accidentally having cencored hentai saved to your camera roll.
Bob: Hey so Dylan was showing me his camera roll and he is totally Pulling a lil Mo
Mike: Das crazy, you going to tell him?
Bob: Nah his parents check it every day, it's better this way