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View synonyms for sit-up

sit-up

[ sit-uhp ]

noun

  1. an exercise in which a person lies flat on the back, lifts the torso to a sitting position, and then lies flat again without changing the position of the legs: formerly done with the legs straight but now usually done with the knees bent.


sit up

verb

  1. to raise (oneself or another) from a recumbent to an upright or alert sitting posture
  2. intr to remain out of bed and awake, esp until a late hour
  3. informal.
    intr to become suddenly interested or alert

    devaluation of the dollar made the money market sit up

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


noun

  1. a physical exercise in which the body is brought into a sitting position from one lying on the back Alsotrunk curl
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of sit-up1

First recorded in 1835–45; noun use of verb phrase sit up
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Example Sentences

The test: Technically a curl-up, this exercise is a partial sit-up, done with your back in a C-shape and your arms crossed over your chest.

"A few things over the past few days have made people sit-up, realise the difficulties facing Rusal," an aluminium industry source said.

From Reuters

“We take a breath, and then when we do the sit-up, we exhale, and that relieves some of the pressure.”

“What’s going on with you and Tyler?” she blurts out at sit-up twenty-two.

She is a full-time wheelchair-user, is unable to sit-up unaided and her breathing muscles are paralysed.

From BBC

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