sew up

sew up idiom
  1. Complete successfully, as in Our team has sewn up the championship. [Colloquial; c. 1900]
  2. Gain complete control of, monopolize, as in Our restaurant hopes to sew up the town's takeout business. [Colloquial; first half of 1900s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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