mug off
In real, traceable use. Part of the curated seed collection; community review is coming.
Sense 1
Meaning · English
To cheat, swindle, dupe (someone).
Register: slang
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Sense 2
Meaning · English
To verbally abuse or insult (someone).
Register: slang
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “mug off” mean?
To cheat, swindle, dupe (someone).
Is “mug off” formal or informal?
mug off is generally slang.