Definition of ultimatum in English:

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ultimatum

Pronunciation: /ʌltɪˈmeɪtəm/

noun (plural ultimatums or ultimata /ʌltɪˈmeɪtə/)

A final demand or statement of terms, the rejection of which will result in retaliation or a breakdown in relations: their employers issued an ultimatum demanding an immediate return to work
More example sentences
  • In recent years he has repeatedly issued ultimatums demanding that area plants become more profitable.
  • This should be an ultimatum - accept new terms and conditions or think about an alternative career.
  • Instead, he issued an ultimatum to the people who are suffering under this occupation.

Origin

Mid 18th century: from Latin, neuter past participle of ultimare 'come to an end'.

Words that rhyme with ultimatum

datum, petrolatum, pomatum, Tatum
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