up up /ˈʌp/

adjective

1. () Being or moving higher in position or greater in some value; being above a former position or level  ( up )
   being or moving higher in position or greater in some value; being above a former position or level
    The anchor is up
   the anchor is up
    The sun is up
   the sun is up
    He lay face up
   he lay face up
    He is up by a pawn
   he is up by a pawn
    The market is up
   the market is up
    The corn is up
   the corn is up
   
2. () Out of bed  ( astir , up )
   out of bed
    Are they astir yet?
   are they astir yet?
    Up by seven each morning
   up by seven each morning
   
3. () Extending or moving toward a higher place  ( up , upward )
   extending or moving toward a higher place
    The up staircase
   the up staircase
    A general upward movement of fish
   a general upward movement of fish
   
4. () Getting higher or more vigorous  ( improving , up )
   getting higher or more vigorous
    Its an up market
   its an up market
    An improving economy
   an improving economy
   
5. Used up  ( up )
   used up
    Time is up
   time is up
   
6. (used of computers) operating properly  ( up )
   (used of computers) operating properly
    How soon will the computers be up?
   how soon will the computers be up?
   
7. Open  ( up )
   open
    The windows are up
   the windows are up
   
8. (usually followed by 'on' or 'for') in readiness  ( up )
   (usually followed by 'on' or 'for') in readiness
    He was up on his homework
   he was up on his homework
    Had to be up for the game
   had to be up for the game
   

adverb

1. () Spatially or metaphorically from a lower to a higher position  ( upwardly , upwards , upward , up )
   spatially or metaphorically from a lower to a higher position
    Look up!
   look up!
    The music surged up
   the music surged up
    The fragments flew upwards
   the fragments flew upwards
    Prices soared upwards
   prices soared upwards
    Upwardly mobile
   upwardly mobile
   
2. To a later time  ( up , upward , upwards )
   to a later time
    They moved the meeting date up
   they moved the meeting date up
    From childhood upward
   from childhood upward
   
3. To a more central or a more northerly place  ( up )
   to a more central or a more northerly place
    Was transferred up to headquarters
   was transferred up to headquarters
    Up to Canada for a vacation
   up to Canada for a vacation
   
4. Nearer to the speaker  ( up )
   nearer to the speaker
    He walked up and grabbed my lapels
   he walked up and grabbed my lapels
   
5. To a higher intensity  ( up )
   to a higher intensity
    He turned up the volume
   he turned up the volume
   

verb

1. () Raise  ( up )
   raise
    Up the ante
   up the ante