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9.
The adjective describing a person who is completely selfish and unwilling to share with anyone.
Man, he was really being stash last night when he wouldn't lend me 5 bucks for the movie.

Quit being stash and let me have some cheetos!
by haxsaw May 27, 2009
 
1.
1. As in "moustache". 2. secret collection such as drugs, pornography, etc.
Oh shit, my mom found my stash!
by Pac and Biggy live February 11, 2003
 
2.
to hide, store secretly
I stashed my weed in my asshole
by proofhitter November 03, 2003
 
3.
an amount of intoxicating substances for.ex. marijuana or other drugs
"i gotta big weed stash, pocket full of cash"

they had some weed from their secret stash
by fi$ June 18, 2005
 
4.
Items of clothing, usually aquired whilst at University, baring the name of a club to which the wearer belongs and usually a obscure nickname picked up in Freshers' Week. Every club or team likes to believe that they have the best stash. Highly desirable at universities like Durham, UK.
Tarquin: "Shall we do a Bailey bar crawl in our Tennis Stash?"
Rupert: "Oh golly! That would be delightful!"
by theotherSummer May 13, 2005
 
5.
hidden porno in the computer
"Yo Jordan where is your stash man"
"Its in C:Creative\soundblaster\soundmixer\"
by TheG May 24, 2005
 
6.
to put away, save something
when i get my money im bout to stash it!
by dmoney25 July 07, 2009
 
7.
the "collection" of yarn kept by someone that knits, crochets, or uses yarn for some other purpose.
My stash is taking over the house. I can't stop buying yarn!
by Dena Fitzgerald February 14, 2008