sinister

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/ˈsɪn.ə.stər/
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A threatening or evil quality in modern use, with older and technical senses tied to bad omens and the left side in heraldry.
Practice using sinister in conversation until it feels natural

Examples

  • In heraldry, sinister is read from the shield bearer's viewpoint.
  • A raven on the left was once read as a sinister omen.
  • The old poem speaks of sinister stars before the battle.
  • To the augur, the bird's flight seemed sinister.
  • The ruined house looked sinister in the moonlight.

Similar words

ill-omened
threatening
baleful
malevolent
unlucky
foreboding
adverse
dark
left
ominous

Meanings

Threatening harm or evil

adjective
mood
neutral
Suggesting evil, danger, hidden malice, or a bad outcome, often through atmosphere, behavior, appearance, or motive.

Examples

  • A sinister silence settled over the empty street.
  • The detective suspected a sinister motive behind the gift.
  • The ruined house looked sinister in the moonlight.
  • There was something sinister in his calm refusal to answer.
  • The music gave the scene a sinister edge.

Similar words

ominous
menacing
threatening
malevolent
evil
baleful
foreboding
dark

On the heraldic left

adjective
heraldry
technical
Located on or toward the left side, especially the left side of a heraldic shield from the bearer's point of view.

Examples

  • The lion appears on the sinister side of the shield.
  • A bend sinister crosses the arms from the bearer's upper left.
  • The blazon places three stars in the sinister chief.
  • In heraldry, sinister is read from the shield bearer's viewpoint.
  • The family arms show a red stripe on the sinister half.

Similar words

left
left-hand
heraldic left
bearer's left
sinistral

Unlucky or unfavorable

adjective
omens
archaic
Bringing, marking, or seeming to foretell bad fortune, especially in older writing about omens and signs.

Examples

  • The chronicler treated the eclipse as a sinister sign.
  • A raven on the left was once read as a sinister omen.
  • The old poem speaks of sinister stars before the battle.
  • To the augur, the bird's flight seemed sinister.
  • The letter called the storm a sinister warning.

Similar words

unlucky
inauspicious
unfavorable
ill-omened
ominous
adverse

Etymology

From Middle English sinistre, from Anglo-French senestre and Latin sinister, meaning on the left side, unlucky, or inauspicious. The negative sense grew from old associations between the left side and bad omens.

FAQ

What does sinister usually mean?

It usually means ominous, threatening, evil, or suggestive of hidden harm.

Can sinister describe a person?

Yes. A person can seem sinister when their behavior, look, or motive feels threatening or malicious.

Does sinister mean left?

It can mean left in historical or technical language, especially in heraldry, but that is not the ordinary modern sense.

What does sinister mean in heraldry?

It means the left side of a shield from the bearer's point of view, which appears on the viewer's right.

Where does sinister come from?

It comes from Latin sinister, meaning left or unlucky, through French and Middle English forms.

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