conk off
C1 informal inseparable intransitive
In simple words
To fall asleep, usually quickly or when you didn't plan to.
Meanings
1 C1
idiomatic
informal
To fall asleep, usually quickly or unintentionally.
"He conked off on the sofa before the first episode had even finished."
Grammar: inseparable
Usage notes
A rare informal British expression. Much less common than 'conk out' or 'nod off'. ESL learners are unlikely to need to produce this phrase actively, but may encounter it in British informal speech or writing.
Commonly used with
sofa chair immediately quickly
Forms
Base
conk off
I/you/we/they
3rd person
conks off
he/she/it
Past simple
conked off
yesterday
Past participle
conked off
have + pp
-ing form
conking off
continuous
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