up

adjective

1
out of bed
are they astir yet?
up by seven each morning
2
used up
time is up
3
(used of computers) operating properly
how soon will the computers be up?
4
open
the windows are up
5
(usually followed by `on' or `for') in readiness
he was up on his homework
had to be up for the game
6
extending or moving toward a higher place
the up staircase
a general upward movement of fish
7
getting higher or more vigorous
its an up market
an improving economy
8
being or moving higher in position or greater in some value; being above a former position or level
the anchor is up
the sun is up

1
spatially or metaphorically from a lower to a higher position
look up!
the music surged up
2
to a later time
they moved the meeting date up
from childhood upward
3
to a more central or a more northerly place
was transferred up to headquarters
up to Canada for a vacation

Also useful for “up”:Unscrambler— Turn loose letters into real words