noun, noun or participle which takes 'suru', intransitive verb
a bow; a salute; a greeting
Refers to a single bow or a brief bowing gesture, often as a polite greeting or acknowledgment. Commonly used with する to mean 'to bow once'.
入室する前に一礼してください。
Please bow once before entering the room.
彼は軽く一礼して去った。
He gave a slight bow and left.