Longman Dictionary of Contemporary English homepage

Date: 1700-1800
Language: Modern Latin
Origin: Late Latin ultimatus; ULTIMATE1

ultimatum

noun
     
ul‧ti‧ma‧tum plural ultimatums or ultimata [countable]
a threat saying that if someone does not do what you want by a particular time, you will do something to punish them:
Well, give him an ultimatum: either he pays by Friday or he finds somewhere else to live.
The army issued an ultimatum for all weapons in the city to be surrendered on Oct. 26.

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary