Sexual acts done in the bunk of a truck.
Guy 1: Hey this salesman tried to sell me a truck at a really high price.
Guy 2: Did he at least give you some bunk stuff at that price.
That special something which allows a person to perform at the highest level.
Or
The actions themselves which require that special something to perform at a desirable level.
"We've got to sign this kid to a contract, he's got the stuff."
"The artist has refined their techniques and style through their years but it is clear even from their early works that they always had the stuff."
Stuffness is when your lost for words in terms of what you need or want
I need stuffness!
Stuffness is a word for when you want more stuff but don't know what you need or want.
You can use the word "stuffness" for when your friend ask you what you need when you play a game or is out with a girl (yes they are real) and she says i want something but i don't know what it is.
is most likely in that case is your money she wants from you.
Friend1: Hey what do you need to build this?
Friend2: ohhh stuffness
Boyfriend: what do you want?
Girlfriend: stuffness. (aka your wallet)
To drink large amounts of water before going to bed in order to avoid a hangover.
I am going to stuff the goose so I don't feel so shitty tomorrow.
The title of the folder you keep your tentacle hentai in.
Where is your tentacle hentai folder?
It is the one labeled "Tax Stuff"
Okay, thanks!
A catch-all saying used to refer to a task that needs to get done but you have no intention of doing.
My wife: have you not been taking your blood pressure medication?
Me: shit, yeah...I gotta put that stuff in Maggie's eye