look up any word, like blumpkin:
 
1.
What you say to someone when you aren't impressed by their performance. From the movie 'Grandma's Boy'. Mainly used with video games.
You can't even get passed level six? Your shit's weak!
by RUF/NEK ABC2 July 29, 2006
 
2.
Your shits weak.
Used when talking smack to someone and saying there come backs are weak.
"Yo momma" -
"Your shits weak man" -
by Mokesha May 22, 2009