Definition of "scary" in English

adjective

1. (now chiefly informal) Causing fear or anxiety

   • The tiger's jaws were scary.
   • She was hiding behind her pillow during the scary parts of the film.
   • He watched Conjuring but it was too scary for him.

2. (informal) Uncannily striking or surprising.

   • Linda changed her hair, and it’s scary how much she looks like her mother.

3. (US, colloquial) Subject to sudden alarm; easily frightened.

adverb

1. (informal) To a scary extent; scarily.

noun

1. Barren land having only a thin coat of grass.