1) British slang for a condom 2) Chesterfield 3) Coat 4) Cold comfort 5) Cold-weather gear 6) Common cold protection 7) Garment adaptable to a cover 8) Garment left in a cloakroom 9) Greatcoat 10) Outerwear 11) Possibly to cover a garment 12) Topcoat 13) Trench 14) Winter gear 15) Winter wear 1) Capote 2) Greatcoat 3) Overcoating 4) Raglan 5) Surtout 6) Topcoat 
An overcoat is a type of long coat intended to be worn as the outermost garment, which usually extends below the knee. Overcoats are most commonly used in winter when warmth is more important. They are sometimes confused with or referred to as topcoats, which are shorter and end at or above the knees. Topcoats and overcoats together are known as o...
• (n.) A coat worn over the other clothing; a greatcoat; a topcoat.
(o´ver-kōt) abrasion layer.
O'ver·coat` noun [ Confer Surcoat .] A coat worn over the other clothing; a greatcoat; a topcoat. 
Overcoat is British slang for a condom.
[n] - an additional protective coating (as of paint or varnish)
noun an additional protective coating (as of paint or varnish)
a coat worn over the ordinary indoor clothing, as in cold weather. · Also calledan added coating, as of paint, applied for protection.