What do you wear to a poshrestaurant during the day?
Times, Sunday Times (2008)
She used to join lunch guests in the posher Hollywood restaurants.
The Sun (2015)
Definition of 'restaurant'
restaurant
(restərɒnt, US -rənt)Explore 'restaurant' in the dictionary
countable noun
A restaurant is a place where you can eat a meal and pay for it. In restaurants your food is usually served to you at your table bya waiter or waitress.
Definition of 'posh'
posh
(pɒʃ)Explore 'posh' in the dictionary
adjective [usually ADJECTIVE noun]
If you describe something as posh, you mean that it is smart, fashionable, and expensive.