名詞 groin:

1. the crease at the junction of the inner part of the thigh with the trunk together with the adjacent region and often including the external genitals
   同義詞：inguen
2. a protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away
   同義詞：breakwater, groyne, mole, bulwark, seawall, jetty

動詞 groin:

1. build with groins

1. "You dirty bastard, " his friend said, and tried to kick me in the groin. More by good luck than good management I turned sideways.
   "你這個雜種", 他的朋友一邊罵一邊用腳踢我的下身。我事先并未料到，但卻很幸運地躲開了。
2. She kicked her attacker in the groin.
   她踢著了襲擊者的陰部。

groin

n.（名詞）
Anatomy The crease or hollow at the junction of the inner part of each thigh with the trunk, together with the adjacent region and often including the external genitals.
【解剖學】 腹股溝，鼠蹊：兩大腿內(nèi)側(cè)和軀干相連接的折皺或凹陷，包括相近部位，通常也包括外生殖器
Architecture The curved edge at the junction of two intersecting vaults.
【建筑學】 穹棱；穹棱肋：在兩交叉的穹頂相接處的呈曲線狀的邊緣
A small jetty extending from a shore to protect a beach against erosion or to trap shifting sands.
堤壩，折流壩：從海灘伸出以保護海灘不受侵蝕或阻滯流沙的小型防波堤
v.tr.（及物動詞）
groined,groin.ing,groins
To provide or build with groins.
建堤壩，穹棱

來源：
Alteration influenced by loin
受 loin的影響
of Middle English grinde
中古英語 grinde的變化
perhaps from Old English grynde [abyss, hollow]
可能源自 古英語 grynde [深淵，空谷]