up

US /ʌp/

UK /ʌp/

A1
v.t./i.Verb (Transitive/Intransitive)To act suddenly and unexpectedly
One day, Michael decided to up and quit his job
adv.AdverbApart
After reading the letter from the tax office, he tore it up
adv.AdverbA more upward position; to a standing position
Now is the time to get up
prep.PrepositionToward a place that is farther along something
Salmon swim up the river to spawn
adj.AdjectiveGoing to a higher level
The little girl went up the stairs
adj.AdjectiveBeing in a good mood
He was down yesterday, but today he is feeling up
adj.AdjectiveMove higher; raise
Let’s go up to the third floor
v.t./i.Verb (Transitive/Intransitive)To increase something
If you up the price nobody will buy it
adv.AdverbAbove a surface
If you hold up your hand I will see you
adv.AdverbA higher level, like a price
The prices of daily necessaries are going up sharply
adj.AdjectiveHappening
What's up, Don? Long time no see
adv.AdverbTo a higher position or level.
The cat climbed up the tree.
prep.PrepositionToward a higher place on or along something.
They walked up the hill.
adv.AdverbFinished; ended.
Time is up; please submit your papers.
adj.AdjectiveFunctioning; operating.
The server is up and running.
adj.AdjectiveScheduled or planned.
What's up for today?
adj.AdjectiveWilling or enthusiastic about something.
Are you up for a challenge?
n. (c./u.)Noun (Countable/Uncountable)A period of success or rising.
There has been an up in the sales this month.
prep.PrepositionIn opposition to.
It was hard going up against such a strong player.
adv.AdverbEngaged in; doing.
What are you up to?
v.t./i.Verb (Transitive/Intransitive)To tidy or clean.
Please, up your room.

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