Did you know?

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

throw up - definition and synonyms

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.

Thesaurus diagram

The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

phrasal verb
Word Forms
present tense
I/you/we/theythrow up
he/she/itthrows up
present participlethrowing up
past tensethrew up
past participlethrown up
  1. 1
    [intransitive/transitive] informal if you throw up or throw something up, food and drink comes back up from your stomach and out of your mouth

    I feel terrible – I’ve been throwing up all night!

  2. 2
    [transitive] British to produce something new or unexpected

    This system has thrown up a few problems.

  3. 3
    [transitive] to cause something such as dust or water to rise into the air
  4. 4
    [transitive] to build something such as a house quickly and not very well

    A wall was hastily thrown up to provide some shelter.

  5. 5
    [transitive] to suddenly leave something such as your job or your home

    They threw up the whole city lifestyle.

See also main entry: throw


a rainbow produced when water droplets in the air reflect light from the moon rather than the sun

BuzzWord Article

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


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