groin
n 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
2: a protective structure of stone or concrete; extends from
shore into the water to prevent a beach from washing away
[syn: {breakwater}, {groyne}, {mole}, {bulwark}, {seawall},
{jetty}]
v : build with groins: "The ceiling was groined"