fair up
C1 informal inseparable intransitive
In simple words
When rainy or cloudy weather gets better and the sun comes out.
Meanings
1 C1 informal
(Of weather) To improve and become clear and dry after rain or unsettled conditions.
"The forecast says it should fair up by lunchtime, so we can still go to the beach."
Grammar: inseparable
Usage notes
Regional and dialectal, used in parts of the UK, Ireland, and North America. Not common in Standard Written English. 'Clear up' is the neutral and universally understood alternative. Learners may encounter this in regional fiction or conversation.
Commonly used with
weather sky later afternoon tomorrow
Forms
Base
fair up
I/you/we/they
3rd person
fairs up
he/she/it
Past simple
faired up
yesterday
Past participle
faired up
have + pp
-ing form
fairing up
continuous
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