say it: AH-muh-nuhs
ominous is an adjective meaning "threatening or foreshadowing evil or tragic developments". It carries 2 recorded senses.
threatening or foreshadowing evil or tragic developments
“a baleful look”
“forbidding thunderclouds”
“his tone became menacing”
“ominous rumblings of discontent”
“sinister storm clouds”
“a sinister smile”
“his threatening behavior”
“ugly black clouds”
“the situation became ugly”
presaging ill fortune
“ill omens”
“ill predictions”
“my words with inauspicious thunderings shook heaven”
“a dead and ominous silence prevailed”
“a by-election at a time highly unpropitious for the Government”
Definitions, synonyms and semantic relations for ominous come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.