1 B2 idiomatic informal
To talk continuously, noisily, and at length about something trivial or unimportant.
"She yacked on about her holiday for so long that everyone lost interest."
inseparable
yack on
B2 informal inseparable intransitive
To talk at length in a noisy, trivial, or tedious way without saying anything important.
In plain English
To keep talking and talking about nothing important, in a way that annoys other people.
What does "yack on" mean?
One main meaning — here's how to use it.
Usage tip
This is a variant spelling of 'yak on'. Both forms are considered informal and slightly dismissive of the speaker being described. Common in spoken English. The subject is usually someone other than the speaker.
Words that pair with "yack on"
Natural word combinations native speakers use most often.
phone forever hours endlessly nonsense rubbish
How to conjugate "yack on"
The five tense forms you'll use most often.
Base
yack on
I/you/we/they
3rd person
yacks on
he/she/it
Past simple
yacked on
yesterday
Past participle
yacked on
have + pp
-ing form
yacking on
continuous
Hear "yack on" in the wild
Listen to native speakers using "yack on" in real YouTube videos — click a clip to watch it on Looplines.
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