Other friend: "We can't, my mom's home. We'll have to hot box the car."
Friend: "That's cool, we can drive to 7-11 when we get the munchies."
"I wanna go on a date where we're hot boxing a blanket fort. How romantic!"
Having rough sex so much that windows steam up and the room gets super heated. (Northern California)
Smoking so much weed that the room becomes filled with smoke. (Southern California)
Let's hot box the car baby.
We got so high...like we totally hot boxed the place.