duff up
C1 slang separable transitive
In simple words
To hit someone a lot and hurt them badly.
Meanings
1 C1
idiomatic
slang
To attack and beat someone, typically causing them physical injury.
"He was duffed up by a gang outside the stadium after the match."
Grammar: separable
Usage notes
Distinctly British English slang. Common in informal speech, crime narratives, and tabloid journalism in the UK. Not used in American English. Considered rude and unsuitable for formal contexts. Usually implies a group or single attacker beating a victim.
Commonly used with
badly gang thugs street rival
Forms
Base
duff up
I/you/we/they
3rd person
duffs up
he/she/it
Past simple
duffed up
yesterday
Past participle
duffed up
have + pp
-ing form
duffing up
continuous
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