Meaning & use

ominous

adjective·Academic

Last updated

UK/ˈɒmɪnəs/
US/ˈɑːmɪnəs/

Meaning

  1. adjectivecomparable

    Giving the feeling that something unpleasant or dangerous is about to happen.

    Grammar: Goes before a noun or after a linking verb: an ominous silence; the sky looked ominous.

    Patterns

    • an ominous sign
    • ominous for someone
    • sound ominous

    Dark clouds gathered on the horizon, an ominous sign for the picnic.

    There was an ominous silence after the manager read the email.

    The engine made an ominous rattling noise before it died.

Word forms

comparativemore ominous
superlativemost ominous

Common combinations

ominous sign
The falling sales figures were an ominous sign for the company.
ominous silence
An ominous silence settled over the room.
ominous clouds
Ominous clouds rolled in just as the game began.
ominous warning
The report contained an ominous warning about rising debt.
sound ominous
The doctor's pause made the news sound ominous.
look ominous
The empty streets looked ominous in the half-light.

Synonyms and how they differ

threatening
Threatening can describe a person or thing actively menacing you, while ominous only hints at future trouble.
foreboding
As an adjective, foreboding is more literary and stresses the dread felt, whereas ominous describes the sign itself.
sinister
Sinister suggests hidden evil or bad intentions, while ominous merely warns that something bad may follow.
portentous
Portentous is much more formal and can mean solemn or self-important as well as warning of trouble.

Opposites

Word family

ominously adverb
in a way that suggests trouble ahead
ominousness noun
the quality of seeming threatening
omen noun
a sign of something that will happen, good or bad

Commonly confused: ominous or omen?

ominous vs omen

An omen is the sign itself, a noun. Ominous is the adjective describing something that feels like a bad omen.

Practice

Which word best completes the sentence? 'The ___ rumble of thunder made the hikers turn back.'

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