up

Away from the surface of the Earth or other planet; in opposite direction to the downward pull of gravity.

I looked up and saw the airplane overhead.

To or at a physically higher or more elevated position.

All day we climbed up and up.

To an upright or erect position.

sit up; stand up; get up out of bed

To a higher level of some quantity or notional quantity, such as price, volume, pitch, happiness, etc.

Gold has gone up with the uncertainty in the world markets.

To or towards what is considered the top of something, irrespective of whether this is presently physically higher.

Go back up to the top of the page.

To the north (as north is at the top of typical maps).

I live in Florida, but I'm going up to New York to visit my family this weekend.

Towards or at a central place, or any place that is visualised as ‘up’ by virtue of local features or local convention, or arbitrarily, irrespective of direction or elevation change.

We travelled from Yorkshire up to London.

Towards the principal terminus, towards milepost zero.

Toward the top of.

The cat climbed up the tree.

Toward the center, source, or main point of reference; toward the end at which something is attached.

The information made its way up the chain of command to the general.

From south to north of.

We sailed up the East Coast of England from Ipswich to South Shields.

Further along (in any direction).

Go up the street until you see the sign.

From the mouth towards the source of (a river or waterway).

He led an expedition up the Amazon.

slangvulgarOf a person: having sex with.

Phwoar, look at that bird. I'd love to be up her.

colloquialAt (a given place, especially one imagined to be higher or more distant from a central location).

I'll see you later up the snooker club.

Facing upwards.

Turn the cloth over so that the patterned side is up.

On or at a physically higher level.

The flood waters are up again across large areas of the country.

Headed or designated to go upward (as an escalator, stairway, elevator etc.) or toward (as a run-up).

Where is the up escalator?

Fitted or fixed at a high or relatively high position, especially on a wall or ceiling.

All the notices are up now.

Available to view or use; made public; posted.

Is your new video up yet? I looked on the website, but I couldn't find it.

Aloft.

The kite is up!

Raised; lifted.

The castle drawbridge was up.

AustraliaOf a river, in flood or at a high level.

The direction opposed to the pull of gravity.

Up is a good way to go.

A positive thing, or a time or situation when things are going well.

I hate almost everything about my job. The only up is that it's so close to home.

An up quark.

An upstairs room of a two story house.

She lives in a two-up two-down.

To physically raise or lift.

We upped anchor and sailed away.

colloquialTo increase the level or amount of.

If we up the volume, we may be able to hear what he says.

colloquialTo promote.

It wasn’t long before they upped him to Vice President.

To rise to a standing position; hence, by extension, to act suddenly; see also up and.

She was sitting there quietly, then all of a sudden she upped and left.

archaicTo ascend; to climb up.

slangTo upload.

Initialism of unqualified prospect.

Initialism of university press.

Oxford UP; Princeton UP