外勤 がいきん Meanings Noun, する verb, Intransitive working away from the office; working outside the office; outside duty See also: 内勤 (ないきん). Kanji 外 outside. Read as ガイ. 勤 on duty. Read as キン. Words containing 外勤 時間外勤務 (じかんがいきんむ) overtime (work) Jinuma: Japanese Dictionary · Word lists