エアセックス

also: エアーセックス

Meanings

1

air sex

Slang term for mimicking sexual activity with an invisible partner, often as a joke or performance. Similar in concept to air guitar.

See also: エアギター

彼かれはパーティーで突とつ然ぜんエアセックスを始はじめて、みんな大おお笑わらいした。
He suddenly started doing air sex at the party, and everyone burst out laughing.