Definition of "plumber" []

• One that installs and repairs pipes and plumbing. (noun)
• Slang An employee assigned to investigate and stop leaks of sensitive information. (noun)

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 term plumber comes from "plumbium" the latin term for lead and - as most people know - lead is a toxic substance Most people - even ibankers - know that alchemists turn lead into gold"
• "Joe the plumber is a decent American patriot who will vote for me, not for that Obama."
• "I will probably write while the plumber is here and maybe stay home from Eric's ultimate frisbee game and write."