A Heel

(anatomy) The rear part of the foot, where it joins the leg.
The part of a shoe's sole which supports the foot's heel.
The rear part of a sock or similar covering for the foot.
The part of the palm of a hand closest to the wrist.
(usually in the plural) A woman's high-heeled shoe.
(firearms) The back, upper part of the stock.
The last or lowest part of anything.
(US, Ireland, Scotland, Australia) A crust end-piece of a loaf of bread.
(US) The base of a bun sliced in half lengthwise.
(informal) A contemptible, unscrupulous, inconsiderate or thoughtless person.
(slang, professional wrestling) A headlining wrestler regarded as a "bad guy," whose ring persona embodies villainous or reprehensible traits and demonstrates characteristics of a braggart and a bully.
(card games) The cards set aside for later use in a patience or solitaire game.
Anything resembling a human heel in shape; a protuberance; a knob.
(architecture) The lower end of a timber in a frame, as a post or rafter.
(specifically, US) The obtuse angle of the lower end of a rafter set sloping.
(architecture, obsolete) A cyma reversa.
(carpentry) The short side of an angled cut.
(golf) The part of a club head's face nearest the shaft.
The lower end of the bit (cutting edge) of an axehead; as opposed to the toe (upper end).
In a carding machine, the part of a flat nearest the cylinder.