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top up

verb (tr, adverb) British
  1. to raise the level of (a liquid, powder, etc) in (a container), usually bringing it to the brim of the containertop up the sugar in those bowls
    1. to increase the benefits from (an insurance scheme), esp to increase a pension when a salary rise enables higher premiums to be paid
    2. to add money to (a loan, bank account, etc) in order to keep it at a constant or acceptable level
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noun top-up
    1. an amount added to something in order to raise it to or maintain it at a desired level
    2. (as modifier)a top-up loan; a top-up policy
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for top up

Historical Examples

  • Then came luncheon—steak or chop or Irish stew, with a roly-poly pudding to follow, and a top-up of bread-and-butter and cheese.

    Punch, or the London Charivari, Vol. 152, April 4, 1917

    Various

  • Stacy strolled over to Rector, gravely snipped off the latter's hat and holding it top-up shook the hat vigorously.