Definition of "unionize" []

• To organize into a labor union. (verb-transitive)
• To cause to join a labor union. (verb-transitive)
• To organize or join a labor union. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The best way to kill any movement to unionize, is to treat your workers well."
• "Finally, although the right to unionize is constitutionally guaranteed, the interest in unionization also varies from region to region."
• "WalMart’s fear that a Democratic President would allow employees to unionize is just more confirmation that Democrats look out for the American people while Republicans protect corporate profits. — bam"