"Shit myself" is when you do bad at something such as a game of Cock of Duty or a game of HALER 45. You just know you fucking suck and can't help but say it.
Boy 1: YOU FUCKING SUUUUCK! *Kills other person*
Boy 2: Awwwh, I just shit myself.
by PoopyHead April 7, 2015
Get the shit myself mug.
to laugh harder than when you piss yourself laughing
that was hilarious , i was shitting myself laughing
by urbandic77 August 16, 2014
Get the shitting myself laughing mug.
A phrase used after enduring chronic diarrhea
Person 1: "That kebab last night gave me dark insides"

Person 2: "Yeah tell me about it, I shit myself empty"
by basilbrush September 2, 2008
Get the I shit myself empty mug.