run off on
C1 informal inseparable transitive
In simple words
When someone's habits or personality start to affect you, like their good mood makes you happy too
Meanings
1 C1
idiomatic
informal
(Dialectal) For a quality or behaviour to transfer from one person and begin to affect another
"Her positivity started to run off on the whole team after a few weeks."
Grammar: inseparable
Usage notes
This is a dialectal variant of 'rub off on', more common in some varieties of African American Vernacular English (AAVE) and Southern American English. Not standard in formal writing.
Commonly used with
attitude vibe energy habits enthusiasm positivity
Forms
Base
run off on
I/you/we/they
3rd person
runs off on
he/she/it
Past simple
ran off on
yesterday
Past participle
run off on
have + pp
-ing form
running off on
continuous
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