Addorsed, or endorsed(fr. adossé): said of two animals turned back to back. These terms(generally the latter) are also used with reference to axes(bills), to keys, when the keybits or wards are turned outwards, and to other similar objects, and more especially to wings and heads of birds, &c.
Argent, two lions rampant addorsed, the 1st azure, 2nd gules--LUCAS.
Sable, two greyhounds endorsed argent--BARNARD, Hants.
Sable, two bills addorsed in saltire argent--BILLINGFORD, Norfolk.
Azure, an eagle's wings endorsed or--EDMUNDS, Lyndhurst.
Gules, two keys addorsed in bend or, interlaced with a sword in bend sinister argent, hilt and pomel of the second--PLIMPTON Monastery.