Meaning of the word affaire in English

What does affaire mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

affaire

US /əˈfɛr/
UK /əˈfɛər/

Noun

a secret sexual relationship between two people, at least one of whom is married to someone else

Example:
He was having an affaire with his secretary.
The scandal involved a high-profile politician and his long-term affaire.