Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Third-class mail, such as advertisements, mailed indiscriminately in large quantities.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. any mail or letters that are not welcome or solicited and typically sent in bulk; especially mail of a commercial nature such as advertising circulars and form letters

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. third-class mail consisting of advertising and often addressed to `resident' or `occupant'

Etymologies

From junk + mail (Wiktionary)

Examples

Sorry, no example sentences found.

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  • Postal mail used in direct marketing
    Spam: electronic junk mail

    February 6, 2008