A term used, generally, "in them trenches," otherwise known as the hood. It means to hide or run away from dangerous situations. People who tuck are not about action or don't want smoke (conflict)
To be asleep or sleeping. It could also mean to just be laying in the bed comfortably, especially when you don't want to get up or be disturbed. Another way of saying "slumped".
Tucked (adj.): When someone is so clean-cut, straight-laced, or “good boy” energy that they can’t handle chaos, dirty jokes, or anything even slightly unhinged. Like a shirt tucked in so tight it cuts off circulation to their sense of humor.
“You didn’t get that joke? Man, you’re way too tucked.”
“She’s cool, but too tucked to hang with us at 3 AM Waffle House.”
“Bro said he didn’t get the joke… too tucked.”
“You can’t come to Vegas with us, you’re way too tucked.”