what that mouth do
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Requests oral sex from the interlocutor.
Register: Internet, dated, vulgar
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “what that mouth do” mean?
Requests oral sex from the interlocutor.
Is “what that mouth do” formal or informal?
what that mouth do is generally Internet, dated, vulgar.