posh up
C1 informal separable transitive
In simple words
To make something look fancier or more expensive than it normally is.
Meanings
1 C1
idiomatic
informal
To make a place, event, or object look more elegant, expensive, or luxurious.
"They've really poshed up the old pub — it looks like a boutique hotel now."
Grammar: separable
2 C1
idiomatic
informal
To dress oneself or another person in smarter, more elegant clothing.
"You'd better posh yourself up a bit — it's a very fancy restaurant."
Grammar: separable
Usage notes
Distinctly British informal English. The adjective 'posh' (meaning upper-class or luxurious) forms the base. Often used with mild irony or humour. Can be used reflexively ('posh yourself up') or applied to places and events.
Commonly used with
restaurant pub outfit event image venue
Forms
Base
posh up
I/you/we/they
3rd person
poshes up
he/she/it
Past simple
poshed up
yesterday
Past participle
poshed up
have + pp
-ing form
poshing up
continuous
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