Something stale or musty. Something that has gone bad.
"That cheese smells straight rafty man! What kind is it?"
"Gouda."
Example # 2:
"Hey B, it's starting to smell a bit rafty in here! Exactly how long has it been since you washed?"
"Oh, thats just rafty!"
"Hehe, I know!"
"Isn't that your daily aroma anyway?"
"To bad I get it from being aroud you!"
"....*thinking, thinking*....Shit"
"Yeah man, shits pretty rafty smelling!"
"You have rafty issues!"
"Never denied it. You wanna get rafty later?"
"Rafty?"
"Thats right! RAFTY!"
"Is that a challenge?"
"Do you want it to be?"
"Oh, thats rafty woman?"
"Who brought the rafty first?"
"No, I said wonky first!"
"And thus, I bring you Rafty!"
"Y'all this chicks rafty!"
"Naw man, we know her! She's just that good when you're looking for an original-like word that could be utilised for slang context."
"I did hear for the right proposition, she'll get straight rafty on an assistance!"
"Thats what all the rafty ones say!"