Meaning of のどちんこ in Japanese
Definition of のどちんこ
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(n) uvula
あお向けに寝ると、舌やノドチンコがノドの奥に下がるため、上気道が塞がりやすくなります。
If you sleep on your back it's easier for your upper airway to be obstructed because your tongue, uvula, etc. slip towards the back of your throat.