1 C1 informal
For the weather or visibility to become dark, murky, or foggy.
"The afternoon started well, but by four o'clock it had murked out completely."
inseparable
murk out
C1 informal inseparable intransitive
To become dark, cloudy, or murky (of weather or visibility).
In plain English
When the sky or air becomes dark, foggy, and hard to see through.
What does "murk out" mean?
One main meaning — here's how to use it.
Literal vs figurative
Words literally mean
To become murky — nearly transparent in meaning.
Actually means
When the sky or air becomes dark, foggy, and hard to see through.
Usage tip
Rare and highly informal. Regional British usage, particularly in northern England. Not in standard dictionaries and unlikely to be encountered except in very informal speech. Learners should be aware of it but focus on 'cloud over' or 'grey over' instead.
Words that pair with "murk out"
Natural word combinations native speakers use most often.
sky weather fog evening visibility
How to conjugate "murk out"
The five tense forms you'll use most often.
Base
murk out
I/you/we/they
3rd person
murks out
he/she/it
Past simple
murked out
yesterday
Past participle
murked out
have + pp
-ing form
murking out
continuous
Hear "murk out" in the wild
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