When you're bustin' your ass, and you get that cash flow. When your income flowin' like water.
"Man I been working overtime for the last month. Y' all 'ready know I got that wet cash"
Usually, little kids can't, for some reason, say shut up so they say this instead. It's funny because it'll throw off your friends because they won't be expecting it.
"damn you talk to much, can you shulup lil boy, you smell like neck sweat and farts. God damn shutlup!"
"shulup/shutlup"
It means something is really nice, but not just regular nice like NICE NICE!
"Damn that shit cleaner than Clorox"
Foo+stupid
Someone that's a foo' and stupid at the same time.
Person 1: *says something stupid*
Person 2: shulup foopid