GNG most of the time means "Gang" when people text and it is a very casual way of is referring to close friends, a group, or trusted peoplejust like when someone says "my crew" or "my people". Younger users often type "GNG" in messages, captions, or comments to show friendship, loyalty, or group identity. The term has become popular through social networks such as TikTok, Snapchat, and online gaming communities where short slang terms get spread rapidly. Based on the situation, GNG can stand for other things, but "gang" is the most common one in informal text messages.