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See more synonyms for unstopper on Thesaurus.com
verb (used with object)
  1. to unstop.
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Origin of unstopper

First recorded in 1830–40; un-2 + stopper
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for unstopper

Historical Examples

  • She had already broken a rock-crystal flask in her attempts to unstopper it.

    Nana, The Miller's Daughter, Captain Burle, Death of Olivier Becaille

    Emile Zola