unionize

verb

union·​ize ˈyün-yə-ˌnīz How to pronounce unionize (audio)
unionized; unionizing
Synonyms of unionizenext

transitive verb

: to organize into a labor union

intransitive verb

: to form or join a labor union
unionizable adjective
unionizable employees

Examples of unionize in a Sentence

Workers are fighting for the right to unionize.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The Soho location is one of the 11 REI shops that have unionized in the past few years, and its closure will leave a gaping hole in the market for the city’s gearheads looking to try on climbing shoes or find an ultralight tent for their next backpacking trip. Clio Chang, Curbed, 26 May 2026 The certification became possible after the state’s voters approved a 2024 ballot measure creating a first-in-the-nation framework allowing ride-hailing drivers to unionize and bargain collectively while remaining independent contractors. Leah Willingham, Los Angeles Times, 26 May 2026 Loevy then represented the Globetrotters pro bono, in their first effort to unionize. Bob Goldsborough, Chicago Tribune, 22 May 2026 More than one hundred employees at the Seattle Art Museum (SAM) on May 13 announced their intent to unionize in a letter delivered by organizers to museum director and CEO Scott Stulen, the Seattle Times reports. News Desk, Artforum, 18 May 2026 See All Example Sentences for unionize

Word History

First Known Use

1872, in the meaning defined at intransitive sense

Time Traveler
The first known use of unionize was in 1872

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Cite this Entry

“Unionize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unionize. Accessed 3 Jun. 2026.

Kids Definition

unionize

verb
union·​ize ˈyün-yə-ˌnīz How to pronounce unionize (audio)
unionized; unionizing
: to form into a labor union
unionization
ˌyün-yə-nə-ˈzā-shən
noun

Legal Definition

unionize

verb
union·​ize ˈyü-nyə-ˌnīz How to pronounce unionize (audio)
unionized; unionizing

transitive verb

: to organize into a labor union
to prevent them from unionizing the employees
also : to establish a labor union in
a unionized shop

intransitive verb

: to form or join a labor union
unionization noun

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