yack on
In real, traceable use. Part of the curated seed collection; community review is coming.
Also seen as: yak on
Meaning · English
To talk at length, in an annoying, boring and long-winded way.
Register: slang
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 “yack on” mean?
To talk at length, in an annoying, boring and long-winded way.
Is “yack on” formal or informal?
yack on is generally slang.