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a. A piece of armor for protecting the breast and back, often consisting of two pieces fastened together.
b. The front piece of this armor.
2. Zoology A protective covering of bony plates or scales.
1. (Arms & Armour (excluding Firearms)) a piece of armour, of leather or metal covering the chest and back
2. (Zoology) a hard outer protective covering of some animals, consisting of shell, plate, or scales
3. (Nautical Terms) any similar protective covering, as on a ship
(Arms & Armour (excluding Firearms)) (tr) to equip with a cuirass
[C15: from French cuirasse, from Late Latin coriacea, from coriaceus made of leather, from Latin corium leather]
1. plate armor covering the torso from neck to waist.
2. either of the two plates of a cuirass.
3. any similar covering, as a ship's armor.
4. a hard shell or other covering on an animal forming a defensive shield.v.t.
5. to equip or cover with a cuirass.
[1425–75; late Middle English curas < Middle French curasse, variant of cuirasse < Late Latin coriācea, n. use of feminine of coriāceus (adj.) leather = Latin cori(um) leather + -āceus -aceous]
Past participle: cuirassed