Define Gb Meaning

Gravity bong. a device that concentrates marijuana smoke to a degree that leaves you stupid high after taking 1 hit.

"gb" simply means "goodbye"
No, it doesn't mean "gay boy" and it doesn't mean "gbone". It's just an abbreviation of goodbye. so be aware that if someone writes it it's not cause it's coming out of the closet.

Gigabyte - a computer term for storage which is about 1,000,000,000 bytes or actually 1,073,741,824 bytes.

short form for -->Good Bye

gaming slang short for game bunker, a term used to describe a party or clan for gaming.

An abbreviation for "game bad" used to express discontent or frustration with a video game.

Often substituted for by the Great Britain flag emoji, 🇬🇧.

initials, or short for, wordgangbang.
having sex with 3+ black males, while getting ripped apart.

gb means GET BETTER for short...