mew

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

Meaning · English

A pseudoscientific method to restructure someone's jawline by pressing their tongue to the roof of their mouth. Coined by controversial British dentist John Mew and his son, Mike, the term became popular in the late 2010s and on TikTok.

Register: informalEra: 2020s

Where it’s used: Used American English • Gen Z / internet register
Sources & notes

Adapted from Wikipedia “Glossary of 2020s slang” (CC BY-SA 4.0, retrieved 2026-07-30). US Gen Z / internet usage.

Common questions

What does “mew” mean?

A pseudoscientific method to restructure someone's jawline by pressing their tongue to the roof of their mouth. Coined by controversial British dentist John Mew and his son, Mike, the term became popular in the late 2010s and on TikTok.

Is “mew” formal or informal?

mew is generally informal.