(science fiction) A device which renders a person or thing invisible.

(obsolete) A dark cloak worn by a mourner at a funeral. / (US) A large butterfly, Nymphalis antiopa, native to Eurasia and North America.

plural of cloaking device

plural of mourning cloak

(obsolete) A suitcase or valise.

plural of cloak bag

Alternative form of cloakroom: a room for storing outerwear; a lavatory.

plural of cloak room

An elegant cloak for carrying into the auditorium of a theatre or opera house as a protection against draughts.

plural of opera cloak