Did you know?

Click any word in a definition or example to find the entry for that word

ace - definition and synonyms

Close
What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

verb informal
  1. From our crowdsourced Open Dictionary
    1
    to win or succeed in a competitive situation

    This is what Hillary needs to do to ace the debate.

    She has aced every test and class she has taken at her university, including stuff she absolutely hates.

    Submitted from United Kingdom on 26/09/2016
    β€Š
  2. From our crowdsourced Open Dictionary
    2
    to serve an ace against in tennis

    Murray aced his opponent no fewer than 11 times.

    Submitted from United Kingdom on 26/09/2016
    β€Š

Open Dictionary

platform capitalism

a way of doing business that involves recruiting large numbers of people who work for themselves using the company's platform, as used by companies such as Uber, Deliveroo and the like

add a word

Blog

A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog
Macmillan learn live love play