1.being or moving higher in position or greater in some value; being above a former position or level;
the anchor is up
2.getting higher or more vigorous;
its an up market
3.extending or moving toward a higher place;
the up staircase
4.(usually followed by `on' or `for') in readiness;
he was up on his homework
5.open;
the windows are up
6.(used of computers) operating properly;
how soon will the computers be up?
7.used up;
time is up
8.out of bed;
are they astir yet?
9.spatially or metaphorically from a lower to a higher position;
look up!
10.to a higher intensity;
he turned up the volume
11.nearer to the speaker;
he walked up and grabbed my lapels
12.to a more central or a more northerly place;
was transferred up to headquarters
13.to a later time;
they moved the meeting date up
1.raise;
up the ante