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ace

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ace¹

  • /ˈeɪ̯s/
  • [ˈeɪ̯s]
  • /ˈæɪ̯s/ Australia
  • [ˈæ̝ɪ̯s] Australia

Rhymes with -eɪs

Where it comes from

Inherited from Middle English as, from Old French as, from Latin as, assis (“unity, copper coin, the unit of coinage”), probably borrowed from Etruscan. Doublet of as.

noun aces

  1. A playing card showing a single pip, typically the highest or lowest ranking card in a game. You see, Sir, when I look at the Ace it reminds me that there is but one God. The deuce reminds me that the bible is divided into two parts; the Old and New Testaments. And when I see the trey I think of the Father, Son and Holy Ghost.
  2. A die face marked with a single dot, typically representing the number one.
  3. The ball marked with the number 1 in pool and related games. Ace in the corner.
  4. US, slang A dollar bill. […] maybe two or three twenties, a dozen tens, and twenty or thirty fins. The rest is all aces and silver.
  5. A very small quantity or degree; a particle; an atom; a jot. He will not bate an ace of absolute certainty.

    Similar: ace, atom, thought, atomy, aught, bissel, continental, bit, crumb, glimpse, dab, damn

  6. A serve won without the opponent hitting the ball.
  7. A point won by a single stroke, as in handball, rackets, etc.
  8. US The best pitcher on the team.
  9. US, dated, obsolete A run.
  10. US A hole in one. "Most of the aces weren't on holes I would have liked to have made them on," confessed Colk, who dropped his fifth dodo of 1935 on December 29, which was believed at the time to be a record for most aces in a year.
  11. attributive, sometimes An expert at something; a maverick, genius; a person of supreme talent. an ace detective

    Similar: expert, wiz, adept, ace, artist, buff, crackerjack, crack hand, dab, dab hand, dabster, don hand

  12. A military aircraft pilot who is credited with shooting down many enemy aircraft, typically five or more.
  13. US A perfect score on a school exam.
  14. Any of various hesperiid butterflies.
  15. obsolete A quark.

verb aces · acing · aced

  1. US, informal, transitive To pass (a test, interviews etc.) perfectly.

    Similar: ace out, pass with flying colours

  2. US, ambitransitive, informal To defeat (others) in a contest; to outdo (others) in a competition.

    Similar: ace out

  3. ambitransitive To win a point against (an opponent) by an ace.
  4. To make an ace (hole in one).

adjective more ace · most ace

  1. UK, slang Excellent.

    Similar: excellent, first-rate, outstanding

ace²

  • /ˈeɪ̯s/
  • [ˈeɪ̯s]
  • /ˈæɪ̯s/ Australia
  • [ˈæ̝ɪ̯s] Australia

Rhymes with -eɪs

Where it comes from

Clipping of asexual.

adjective more ace · most ace

  1. slang Asexual, not experiencing sexual attraction. "Some people who identify as ace fall under the GLBT umbrella while many others do not. Members of the queer movement have reached out to asexuals to include them in their community. The acronym for this has now become GLBTQA (gay, lesbian, bisexual, transgender, questioning, and asexual)."

    Similar: asexy

noun aces

  1. slang A person who is asexual. Asexuals are programmed differently, like anybody else on the LGBTQXYZ spectrum, but difference is cool! Difference is perhaps the best part of being queer. Own it, aces!

Ace³

proper noun Aces

  1. A male given name.
  2. A common nickname suggesting skill, particularly among airplane pilots.

ACE⁴

  • /eɪs/

Rhymes with -eɪs

proper noun

  1. US, abbreviation, initialism Initialism of American Council on Education
  2. abbreviation, initialism Initialism of Advanced Composition Explorer, a NASA spacecraft.
  3. abbreviation, initialism Initialism of American Cinema Editors
  4. abbreviation, initialism Initialism of Attempto Controlled English
  5. A proprietary data compression archive file format.

noun ACEs

  1. countable, uncountable A member of American Cinema Editors.
  2. abbreviation, countable, initialism, uncountable Initialism of angiotensin converting enzyme
  3. abbreviation, countable, initialism, uncountable Initialism of air combat element
  4. abbreviation, countable, initialism, uncountable Initialism of aviation combat element
  5. abbreviation, countable, initialism, uncountable Initialism of analysis and control element
  6. abbreviation, countable, initialism, uncountable Initialism of arbitrary code execution
  7. abbreviation, countable, initialism, uncountable Initialism of access control entry
  8. abbreviation, countable, initialism, uncountable Initialism of ASCII-compatible encoding Because the DNS requires that a domain name be in an ACE format, IDNA proposes that client applications, such as a web browser, manage the character conversion internally.
  9. abbreviation, countable, initialism, uncountable Initialism of adverse childhood experience
  10. abbreviation, countable, initialism, uncountable Initialism of accumulated cyclone energy

Thesaurus

Closest in meaning: sail through, breeze through, first-rate, whiz, whizz, crack, tiptop, adept, maven, virtuoso, hotshot, tops, genius, wiz, superior, topnotch

Translations

Every language

noun card with a single spot

Españolas
한국어에이스 eiseu
日本語エース ēsu
中文尖兒 /尖儿 jiānr
हिन्दीइक्का ikkā
Kiswahiliree
Portuguêsás
Françaisas
DeutschAss
Italianoasso
Ελληνικάάσος ásos
Românăas
Русскийтуз tuz
Tiếng Việtát, xì
العربيةآس ʔās
עבריתאֵס as

noun die face with a single spot

中文幺
Françaisas
Ελληνικάάσος ásos
العربيةواحد النرد, آس ʔās

noun very small quantity or degree

Françaisiota, chouïa
Românăiotă
Русскиййо́та jóta
العربيةذَرَّة ḏarra

noun tennis, volleyball: point scored without the opponent hitting the ball

Españolace
한국어에이스 eiseu
日本語エース ēsu
Portuguêsace
Françaisace
DeutschAss
Românăas
Русскийэйс ejs
العربيةإرسال ساحق
עבריתאֵס as

noun baseball: best pitcher on the team

Españolpitcher experto, lanzador experto
한국어에이스 eiseu
日本語エース ēsu
العربيةأفضل رامٍ في الفريق

noun single point or spot on a card or die

Españolas
Portuguêsás
Françaisas
Ελληνικάάσος ásos
Românăas
Русскийедини́ца jediníca
العربيةآس ʔās
עבריתאֵס as

noun expert

Españolas
日本語エース ēsu
中文高手 gāoshǒu
Portuguêsás, craque
Françaisas
DeutschAss
Italianoasso
Ελληνικάάσος ásos
Русскийас as
العربيةآس ʔās, مُمْتاز mumtāz, بارع
עבריתאַלּוּף aluf

noun excellent military aircraft pilot

Españolas
日本語エース ēsu
中文王牌飛行員 /王牌飞行员 wángpái fēixíngyuán
Portuguêsás
Françaisas
DeutschAss
Italianoasso
Ελληνικάάσος ásos
Românăas
Русскийас as
العربيةالطَّيَّار الْبَطَل aṭ-ṭayyār al-baṭal
עבריתאלוף הפלות aluf hapalaut

verb to pass a test perfectly

Españolbordar
Portuguêsgabaritar
Русскийзатащить zataščitʹ

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Cite this
MLA

"ace." Wiktionary, via Micwyn, micwyn.com/word/ace. Accessed 6 Nov. 2026.

APA

ace. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/ace

Chicago

"ace." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/ace.

BibTeX
@misc{ace_2026,
  title = {ace},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/ace},
  urldate = {2026-11-06}
}