up adverb, preposition Meaning in the Cambridge Learner’s Dictionary
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Meaning of “up” - Learner’s Dictionary

up

adverb, preposition
 
 
/ʌp/
HIGHER PLACE A2 towards or in a higher place: He ran up the stairs. Pick up your clothes and put them away. She looked up and smiled at me.Up and upwardMoving upwardsDescribing movement towards
VERTICAL A1 vertical or as straight as possible: He stood up. She opened her eyes and sat up.Describing angles, lines and orientations
INCREASE B2 to a greater degree, amount, volume, etc: Inflation keeps pushing prices up. Can you turn up the heat? I'm freezing! Please speak up (= speak louder), I can't hear you.Noise and noisy
COMPLETELY B2 used to emphasize that someone completes an action or uses all of something: I used up all my money. Eat up the rest of your dinner.Coming to an endCausing something to end
up the road/street, etc A2 along or further along the street/road, etc: My best friend lives up the street from me. He ran up the path and hugged her.Safe and secure
go/walk, etc up to sb/sth B1 to walk directly towards someone or something until you are next to them: He walked straight up to me and introduced himself.Describing movement towardsSafe and secure
DIRECTION in or towards a particular direction, usually north: We moved from London up to Scotland. Chris lives up north.Up and upwardMoving upwardsDescribing movement towardsSafe and secure
up and down B2 If something or someone moves up and down, they move repeatedly in one direction and then in the opposite direction: The children were constantly running up and down the stairs.Raising and lowering
up to 10/20, etc B1 any amount under 10/20, etc: We can invite up to 65 people.Safe and secure
up to B1 until a particular time: You can call me up to midnight.Until a particular moment
up to sth equal in quality or achievement: His work wasn't up to his usual standard.Safe and secure
up to sth/doing sth able to do something: It'll be a while before I feel up to walking again.Safe and secure
be up to sth informal B1 to be doing or planning something, often something secret and bad: Joe, what are you up to?Safe and secure
be up to sb B1 If an action or decision is up to someone, they are responsible for doing or making it: I can't decide for you Jack, it's up to you. [+ to do sth] It's up to her to decide whether she wants to enter the competition.Safe and secure
be up against sb/sth If you are up against a situation or a person, they make it very difficult for you to achieve what you want to achieve: We were up against some of the best players in the world.Safe and secure
(Definition of up adverb, preposition from the Cambridge Learner’s Dictionary © Cambridge University Press)
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