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Meaning of bottom-up

bot•tom-up

Pronunciation: (bot'um up'), [key]
— adj.
  1. of, pertaining to, or originating with the common people, nonprofessionals, or the lower ranks of an organization: The five-day workweek was a bottom-up movement some business leaders and politicians finally supported.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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