Laxi Dictionary

American Dictionary

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Definition sinister in American English

sinister adjective

adjective
/ˈsɪnɪstər/
1

threatening to do harm or to do something evil

Example

There's a sinister feeling about this old abandoned house.

Example

a sinister and dangerous criminal who has finally been apprehended

Synonyms and related words
evil atrocious bad
Definition sinister in American English