spark out
B2 informal inseparable intransitive
In simple words
To be completely asleep or knocked out, so that you don't notice anything.
Meanings
1 B2
idiomatic
slang
To be or become completely unconscious, typically after being hit or knocked out.
"One punch and he was spark out on the floor."
Grammar: inseparable
2 B2
idiomatic
informal
To be deeply and completely asleep.
"Don't worry about waking him — he's been spark out since nine o'clock."
Grammar: inseparable
Usage notes
Primarily British and Australian slang. Often used to describe someone who has fallen into a very deep sleep, or who has been knocked unconscious. Also used as an adjective: 'spark out' meaning completely unconscious.
Commonly used with
completely fast already instantly within minutes
Forms
Base
spark out
I/you/we/they
3rd person
sparks out
he/she/it
Past simple
sparked out
yesterday
Past participle
sparked out
have + pp
-ing form
sparking out
continuous
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Synonyms
out cold knocked out unconscious dead to the world passed out fast asleep
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