phweet has numerous definitions.
1.to bust ass loudly(aka phrump)
2.meaning something good
3.kyles slang term for pretty much anything
1.Brandon phweeted so loud even the hair on his hairy ass shook.damn brandon shav your hairy ass.
2.dude...that shirt is phweet,where can i get one.
3.yo kyle,if you keep putting it in sarah without a rubber,youll have little reigle's running around yelling..phweet!phweet!phweet!