Did you know?

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

spit 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 American informal
Word Forms
present tense
I/you/we/theyspit up
he/she/itspits up
present participlespitting up
past tensespat up or spit up
past participlespat up or spit up
  1. 1
    [intransitive/transitive] if a baby or animal spits up, or if it spits something up, it brings a small amount of food back up from its stomach and out of its mouth
  2. 2
    spit up blood to cause blood to come up from your body and out through your mouth, usually because you are sick or hurt
See also main entry: spit


the situation of the United Kingdom leaving the European Union

BuzzWord Article

Open Dictionary


a rise in the level of a stream or river

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