Ultra

//ˈʌltɹə// adj, noun

adj, noun ·Moderate ·College level

Definitions

Noun
  1. 1
    A political extremist, in particular

    "Five militants were nabbed while four ultras of Harkat-ul-Jehad-e-Islami (HuJI) gave themselves up."

  2. 2
    A political extremist, in particular:; An ultraleftist.
  3. 3
    A political extremist, in particular:; An ultranationalist.
  4. 4
    A political extremist, in particular:; An ultraroyalist. France, historical

    "Her soirées were among the most agreeable at Paris—she united all the rank and talent to be found in the ultra party, for she professed to be quite a female Mæcenas; […]"

  5. 5
    An especially devoted football fan, typically organized and participating in choreographies (including pyrotechnics), often of outwardly intimidating demeanour, but distinguished from a violent hooligan (although overlap between both subcultures is possible)

    "A similar view is expressed by a Turin supporter in Segre's study, but in this case it is more specifically addressed to how powerful teams, such as Juventus, get preferential treatment in reports on the negative aspects of the ultras world."

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  1. 6
    An ultramarathon.

    "I've done more than forty marathons and ultras and have won a handful of small boutiquey races in mountainous, out-of-the-way places: the foothills of the Sierra Nevada; Mount Mitchell, North Carolina; Bozeman, Montana; and, on the third day of a 100-mile stage race, the Mount Everest Challenge Marathon in the Himalayas."

  2. 7
    An ultra-prominent peak.

    "Blanca Peak is one of just three ultra-prominence peaks, or “ultras,” in the state and the highpoint of the Sierra Blanca Range, a massif that includes ranked 14ers Ellingwood Point, Little Bear Peak, and Mount Lindsey."

  3. 8
    Code name used by British codebreakers during World War 2 for decrypted information gained from the enemy. capitalized, usually
Adjective
  1. 1
    Extreme; far beyond the norm; fanatical; uncompromising.

    "an ultra reformer; ultra measures"

Adjective
  1. 1
    (used of opinions and actions) far beyond the norm wordnet

Synonyms

All synonyms
arch-hyper-over-super--zillaanarchist

Example

More examples

"To set the Texture Resolution to Ultra, you will require at least 8 GB of VRAM."

Etymology

Etymology tree Proto-Indo-European *h₂el- Latin ūls Proto-Indo-European *-teros? Latin -ter Old Latin -ād Latin -ā Latin ultrābor. English ultra From Latin ultra.

Related phrases

code nameultra carefulultra prominent

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.