adj. 1.being or moving higher in position or greater in some value 2.getting higher or more vigorous 3.extending or moving toward a higher place 4.(usually followed by `on' or `for') in readiness 5.open 6.(used of computers) operating properly 7.used up 8.out of bed up adv. 1.spatially or metaphorically from a lower to a higher position 2.to a higher intensity 3.nearer to the speaker 4.to a more central or a more northerly place 5.to a later time up v. 1.raise
