noun
air guitar
Miming playing an imaginary guitar, often to rock music. Synonymous with エアギター.
See also: エアギター
彼は部屋で空気ギターを弾きながらロックを聴いていた。
He was listening to rock music while playing air guitar in his room.
Synonym; エアギター is the more common loanword form, while 空気ギター is a Japanese-coined equivalent.
Compound of 空気 (air) and ギター (guitar), a Japanese calque of the English 'air guitar'.