A devil representing a person's temptations in works of fiction, portrayed as sitting on one shoulder while a shoulder angel occupies the other.

plural of dust devil

plural of Tasmanian devil

A legal requirement to achieve an impossible proof. Remedies are reversing the burden of proof, or giving additional rights to the individual faced with this requirement.

(Chicago, Maryland, New Jersey, coastal New England, and especially Michigan) A particular night, commonly the night of the 30th to the 31st of October, during which young people play pranks and do mischief in their neighborhoods.

plural of devil dog

(archaic, UK) A swift.

plural of sea devil

Any very large ray, especially any species of the genus Manta or Cephaloptera. / Any large cephalopod. / The angler fish, Lophius piscatorius / Fishes of family Ceratiidae.

Synonym of Faustian bargain