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verb [transitive] informal up pronunciation in British 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.



used with other nouns to describe the unexpected and often unwanted effects of a particular situation or trend

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sandwich woman

a woman in middle age who has to juggle caring for teenage children and ageing parents with a career

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