smart casual

smart cas·u·al

S s

Definitions of smart casual words

adjective smart casual (of clothing) neat or professional-looking but fairly casual: The dress code for the event will be smart casual. 1
noun smart casual smart casual clothing or style. 1

before 1920

One of the 12% newest English words

First recorded in 1920-25

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 95% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

This diagram is provided by Google Ngram Viewer