lost my shit 

When you completely break down or lose control. Can be used positively or negatively.

"He tripped and fell into the pool and I totally lost my shit; I couldn't stop laughing."

"He tried to shove me and I lost my shit; I beat the hell out of him."

lost my shit by WTFuchs November 30, 2011

lost my shit 

When one cannot keep control of oneself.
Prematurely Ejaculating

I tried to hold on, but I totally lost my shit!

lost my shit by kneecapper December 20, 2006

i lost my shit 

(n) (1) to lose ones shit is to see something or hear something funny or scary, and to laugh or be scard so much you defecate your self.

(aj) (2) i lost my shit can also be a figure of speech to explain something funny or scary.

"did u see that guy get hit in the balls? "

"yer i lost my shit lol"

'i lost my shit that was the scariest girl is have ever seen"

i lost my shit by jaydos123456 January 17, 2011

holy shit i lost my pants

Means I cant find my mind

HOLY SHIT I LOST MY PANTS THIS CAT IS SUCKING ON TITTIES

holy shit i lost my pants by fuck youaa May 30, 2017