Well skilled; completely versed; thoroughly proficient
One fully skilled or well versed in anything; a proficient
Born, or having been born, breech.
With the hips coming out before the head.
To fit or furnish with a breech.
To fasten with breeching.
The part of a cannon or other firearm behind the chamber.
A breech birth.
A garment whose purpose is to cover or clothe the buttocks.
The external angle of knee timber, the inside of which is called the throat.