People on TikTok use “Big Back” as a caption on videos wherein they cook fat-heavy meals or eat large plates of food. One literal way to become a “Big Back,” is to stuff pillows under your shirt to ...

“Big back” is slang for an overweight person, a “food lover” or someone who eats a lot, according to Urban Dictionary. People on TikTok use “Big Back” as a caption on videos wherein ...

But now ‘big back’ it’s so common in their vernacular, they say it anytime there’s eating happening. Also, ‘You’re a fatty.’ ‘Fatty’ has definitely come back,” she says.