Definitions

1. adjective

highly fashionable or luxurious; having a high social status

“The posh restaurant had a long waiting list for reservations.”

2. noun

a fashionable or luxurious quality, especially in a person’s appearance or behavior

“She exuded a sense of posh and elegance.”

3. adverb

in a fashionable or luxurious way

“They spent the evening dining out posh in the city.”