monkey parade
/ˈmʌŋkɪ pəˌreɪd/(also monkeys' parade) informal (chiefly dismissive ). Now rare (historical )
noun
An evening promenade of young people, especially for the purpose of meeting members of the opposite sex.
Origin
Early 20th century; earliest use found in H. G. Wells (1866–1946), novelist and social commentator. From monkey + parade.