一切經音義 1.107

1.107

兩腋（盈益反又攴亦反竝通埤蒼云在肘後也古今正字腋胳也從肉從液省聲胳音各）。

Liangye (two armpits) (ying-yi fan, also po-yi fan, both acceptable; the Picang says: "Located behind the elbow"; the Gujin zhengzi says: "Ye is the armpit [ge]; derived from 肉 with an abbreviated 液 as phonetic"; ge is pronounced ge).