let one off
C1 slang intransitive
In simple words
To fart.
Meanings
1 C1
idiomatic
slang
(British vulgar slang) To pass gas audibly or noticeably.
"Someone let one off in the lift and everyone pretended not to notice."
Usage notes
Crude British slang. Used humorously among friends. The 'one' here is a semi-euphemistic pronoun replacing an explicit noun. Completely inappropriate in formal contexts. Learners should understand it but avoid using it.
Commonly used with
silently accidentally loudly
Forms
Base
let one off
I/you/we/they
3rd person
lets one off
he/she/it
Past simple
let one off
yesterday
Past participle
let one off
have + pp
-ing form
letting one off
continuous
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Synonyms
break wind pass gas fart cut one
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