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up - definition and synonyms


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verb [transitive] informal up pronunciation in American English /ʌp/
Word Forms
present tense
present participleupping
past tenseupped
past participleupped
  1. to increase an amount, or to raise something to a higher level

    They’ve upped taxi fares because of the rise in fuel prices.

    up the ante (=raise the level of what is expected, offered, or risked in a situation):

    Protesters have upped the ante by demanding that Wright resign.



to fall over forwards so that your face hits the ground or another surface

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the activity of exploring abandoned buildings and other manmade structures

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