Definition of up noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ʌp//
; NAmE NAmE//ʌp//
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Word OriginOld English up(p), uppe, of Germanic origin; related to Dutch op and German auf.Idioms increasing or improving Business confidence is on the up.
    on the up and up (informal)
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  1. 1(British English) becoming more and more successful The club has been on the up and up since the beginning of the season.
  2. 2(North American English) = on the level The offer seems to be on the up and up.
ups and downs
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the mixture of good and bad things in life or in a particular situation or relationship Every business has its ups and downs.
See the Oxford Advanced American Dictionary entry: up