The word that can substitute everything. Very often used by peoples, is usually used for something you don't know what its called, can be sexual
Do you want to come over to y house tonight and do fun stuff?
Fine lets go and do stuff!

His stuff was so small!!
by katy explains December 10, 2013
"What ya doin?"
"I g2g I'm busy with stuff."
by Jason Rott September 2, 2005
A word that is a proper subsitute for any other word. Present most often in one sided conversations, or when a conversation is running dry,the random insertion of "stuff" breaks the silence for as long as it takes to say the word.
A: Whacha been up to?
B: Eh, stuff.
A: Do anything cool this weekend?
B: Did some stuff.
A: Buy anything?
B: ...stuff.
by Lunatic Star November 24, 2003
Verb. 1) To have sexual intercourse with, typically male-to-female. 2) To seduce.
He was such an egotistical Nietzschean surfboy that he had to go stuff that Croatian girl. And then go off and tell everyone: "Dude, I stuffed her!"
by girl24 December 10, 2006
everything you can think of
wow that girl has nice stuff
id like some of that stuff
whoa! you see that stuff last night?
i just stepped in some stuff
A girl that means alot to you...
I love stuff.
by Sonic March 21, 2003