Stashing is when you're in a relationship with someone and you refuse to introduce them to your friends and family; mostly because you view the person as temporary, replaceable, and/or you're an asshole.
Friend: "Hey have you met John's parents yet? You've been together for months"
Stashee (or person being stashed): "No, I think he's stashing me. We don't have any pictures together either."
when something is hidden from view of everyone else appart from the people in the gangect.
usually in a bust ect.
jack: sikm8 i just stashed some booze for when we go camping
bill: sik m8, i bought some fireworks aswell, lets stash them so the dibble don't find them
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 Baileybar crawl in our Tennis Stash?"
Rupert: "Oh golly! That would be delightful!"
