scary /ˈskɛə.ɹi/adjective 3adverb 1noun 1forms 2 adjective3 •making people feel afraid or worriedThe tiger's jaws were scary.She was hiding behind her pillow during the scary parts of the film. •(informal) Uncannily striking or surprising.Linda changed her hair, and it’s scary how much she looks like her mother. •(US, informal) Subject to sudden alarm; easily frightened.“She’s cursed,” said the skipper; “speak her fair: I’m scary always to see her shake Her wicked head, with its wild gray hair, And nose like a hawk, and eyes like a snake.” — 1867 adverb1 •(informal) To a scary extent; scarily.At 199 centimetres and a hundred kilos going up, he was scary big and he found work as a bouncer and enforcer[.] — 2010 noun1 •Barren land having only a thin coat of grass. formsscarier · scariest