A person who takes part in a masquerade or masque; a person in masquerade, a masquerader. Also figurative.
A masked person; a person wearing a mask or in masquerading dress; a masquer. Now archaic.
A person who takes part in a masquerade; a masquer. Also (in early use): = masque, n. 4. Obsolete.
A person who takes part in a masquerade; a person who assumes a disguise or false appearance. Also figurative.