sit up Meaning in the Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “sit up” in the English Dictionary

"sit up" in British English

See all translations

sit up

phrasal verb with sit uk   us   /sɪt/ verb (present participle sitting, past tense and past participle sat)

sit up (STRAIGHT)

to ​sit with a ​straight back: How many ​times do I have to ​tell you to ​sit up straight?

sit up (STAY AWAKE)

to ​stayawake and not go to ​bedalthough it is late: [+ -ing verb] The ​book was so ​interesting that I ​sat up all ​nightreading it. I'll be late ​tonight, so don't ​sit up for (= ​wait for) me.

sit up (NOTICE)

informal to show ​interest or ​surprise: The ​news that he was getting ​married really made her ​sit up.

sit-upnoun [C]

uk   /ˈsɪt.ʌp/  us   /ˈsɪt̬-/
a ​type of ​exercise in which someone ​sits up from a ​lyingposition, ​designed to make the abdominalmusclesstronger
(Definition of sit up from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"sit up" in American English

See all translations

sit up

phrasal verb with sit  us   /sɪt/ verb

sit up (STRAIGHTEN)

to ​straightenyourbody or move into a sitting ​position: She was ​finallystrong enough to sit up in ​bed.

sit up

phrasal verb with sit  us   /sɪt/ verb

sit up (STAY AWAKE)

to ​stayawake late, esp. past the ​time that you usually go to ​bed: We sat up ​talking until 2 a.m.

sit-upnoun [C]

 /ˈsɪt̬ˌʌp/
an ​exercise that ​strengthensyourstomachmuscles, in which you ​lie down and ​lift yourself into a ​sittingposition without using ​yourarms
(Definition of sit up from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of sit up?
Add Cambridge dictionaries to your browser to your website

“sit up” in English

Word of the Day

harvest

to pick and collect crops, or to collect plants, animals, or fish to eat

Word of the Day

In London but at the station: prepositions for talking about travel
In London but at the station: prepositions for talking about travel
by Liz Walter,
September 02, 2015
Several readers have asked for information on prepositions, so I will start with a blog post that looks at an area where they are really important: travel. The first thing to remember is that we use to (and not ‘in’) after the verb go: We are going to London. I went to

Read More 

parklet noun
parklet noun
August 31, 2015
a public outdoor space that may be associated with a local business but where anyone can sit Pop-up cafes in NY are what’s actually called parklets in many other places around the country.

Read More