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fill up - definition and synonyms


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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.



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phrasal verb
Word Forms
present tense
I/you/we/theyfill up
he/she/itfills up
present participlefilling up
past tensefilled up
past participlefilled up

Related words

  1. 1
    [transitive] same as fill1 (sense 1)
  2. 2
    [intransitive] same as fill1 (sense 2)

    By eight o’clock the restaurant was beginning to fill up.

  3. 3
    [intransitive/transitive] if you fill someone up, or if they fill up, they eat enough food so that they no longer feel hungry

    They filled me up with cakes and sandwiches.

    If you’re hungry, fill up on pasta or rice.

See also main entry: fill


a title used before a man or woman's name as a gender-neutral alternative to Mr, Ms, etc

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another way of saying congratulations, or that something/someone looks nice or fascinating

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