An adjective usually used to describe food meaning "good". Commonly used in replacement of "delicious"

A person at Pali that has the shmacks like a suroin or a juul to keep it low key ya feel me?

the action of chewing while simultaneously making a smacking noise with your lips.

Could also be used to describe a food that you enjoy.

word used when your craving a hit from your friends juul

When you refer to shmack you most certainly are referring to the gas aka "that petroleum pack"

A word used by a townie to threaten other people.

To spit game or flirt or to fuck