Refers to the lower jaw or chin area. In everyday use, context distinguishes between the whole jaw structure and the chin specifically.
彼は転んで顎を打った。
He fell and hit his chin.
あごが疲れるまでガムを噛んだ。
I chewed gum until my jaw got tired.
The small backward-pointing projection on a fishhook that keeps the hook from slipping out. Often used in fishing contexts.
この釣り針にはあごが付いていない。
This fishhook doesn't have a barb.
He always bosses his subordinates around arrogantly.
I was completely exhausted after running such a long distance.
I tuck in my chin to improve my posture.
He put his hand on his chin and thought deeply.
It was so funny I laughed my jaw off.
あご is the native Japanese word for the jaw or chin used in everyday speech, while ジョー is a loanword favored in sports, medical, or mechanical contexts.
chin strap
Rarely used kanji form for jaw or chin.
Search-only kanji form; not commonly used.
Rarely used kanji form for jaw or chin.