chonk up

In real, traceable use. Part of the curated seed collection; community review is coming.

Sense 1

Meaning · English

To become fat or large, especially from overeating or overfeeding.

Register: Internet

Where it’s used: Used American English

Examples

My buddy has chonked up in the year and a half I’ve been feeding him.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Sense 2

Meaning · English

To make fat or large, especially by overfeeding.

Register: Internet

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “chonk up” mean?

To become fat or large, especially from overeating or overfeeding.

Is “chonk up” formal or informal?

chonk up is generally Internet.