| 1. | Also called corselet. defensive armor for the torso comprising a breastplate and backplate, originally made of leather. |
| 2. | either of the plates forming such armor. |
| 3. | any similar covering, as the protective armor of a ship. |
| 4. | Zoology. a hard shell or other covering forming an indurated defensive shield. |
| 5. | to equip or cover with a cuirass. |
