Definition of ultra in English:

ultra

Syllabification: ul·tra
Pronunciation: /ˈəltrə
 
/
informal

noun

An extremist.
More example sentences
  • Maybe there will be some attempted ideological putsch of Blairite ultras to come.
  • Today, Eureka has been taken over as much by those wishing Australia to declare itself a republic as by hard core left-wing unions and right-wing Nationalist ultras.
  • Bush advisers are quick to point out that the President is focusing on far more than GOP ultras.

adverb

[as submodifier] Back to top  
Very; extremely: the play was not just boring, it was ultra boring

Origin

early 19th century: an independent usage of ultra-, originally as an abbreviation of French ultra-royaliste.

Definition of ultra in:

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