What does sit up mean?

Definitions for sit up
sit up

This dictionary definitions page includes all the possible meanings, example usage and translations of the word sit up.

Princeton's WordNet

  1. sit-upverb

    a stomach exercise in which a person sits up from a supine position without using the arms for leverage

  2. stay up, sit upverb

    not go to bed

    "Don't stay up so late--you have to go to work tomorrow"; "We sat up all night to watch the election"

  3. sit upverb

    change to an upright sitting position

    "He sat up in bed"


  1. sit upnoun


  2. sit upverb

    To assume a sitting position from a position lying down.

  3. sit upverb

    To sit erect.

  4. sit upverb

    To show interest or surprise.

  5. sit upverb

    To rise.


  1. Sit up

    The sit-up (or curl-up) is an abdominal endurance training exercise to strengthen, tighten and tone the abdominal muscles. It is similar to a crunch (crunches target the rectus abdominis and also work the external and internal obliques), but sit-ups have a fuller range of motion and condition additional muscles.

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How to say sit up in sign language?


  1. Chaldean Numerology

    The numerical value of sit up in Chaldean Numerology is: 4

  2. Pythagorean Numerology

    The numerical value of sit up in Pythagorean Numerology is: 4

Examples of sit up in a Sentence

  1. Kenny Armstrong:

    As far as can she do it (Olympics), there was no doubt in my mind at all, i think they (young divers) are a little intimidated, it makes them sit up at the table a little bit straighter.

  2. Trevor Lawrence:

    Season is not going to get canceled, we have seven or eight more games, i’m not going to sit up here and say the positive things that came out of it, there’s not much out of it. We got our butt kicked, it didn’t look good — all the way around. Where you go from here is just keep going to work, everybody stay together — keep fighting. I know I will keep fighting.

  3. New Zealand swimmer Matthew Stanley:

    It's really one of the funniest things I've seen in the Olympic Games so far, have any of you guys been to Bali before ? You see the lifeguards and they sit up on the tower drinking Bintangs( beer) all day. That's what it reminded me of.

  4. Pete Morelli:

    It wasn't good enough, i'm not going to sit up here and act like that was the call that made the difference in the game. We still had our chances.

  5. Natasha Alexenko:

    These reports coming out are definitely going to make other jurisdictions sit up, take notice, and say it's time to take care of our backlog as well.

Translations for sit up

From our Multilingual Translation Dictionary

  • ανακάθομαιGreek

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"sit up." Definitions.net. STANDS4 LLC, 2023. Web. 3 Jun 2023. <https://www.definitions.net/definition/sit+up>.

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    having a build with little fat or muscle but with long limbs
    • A. adscripted
    • B. appellative
    • C. ectomorphic
    • D. defiant

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