The crease or depression of the human body at the junction of the trunk and the thigh, together with the surrounding region.

The area adjoining this fold or depression.

(architecture) The projecting solid angle formed by the meeting of two vaults

(euphemistic) The genitals.

(geometry) The surface formed by two such vaults.

Alternative spelling of groyne

To deliver a blow to the genitals of.

(architecture) To build with groins.

(literary, transitive) To hollow out; to excavate.

To grunt; to growl; to snarl; to murmur.