anti-spam
adjective
an·ti-spam
ˌan-tē-ˈspam 
ˌan-tī-
ˌan-tī-
variants
or antispam
: serving or intended to eliminate or reduce spam
anti-spam laws/legislation
antispam filters
… spammers keep coming up with new tricks to work their way around anti-spam technology …—
Thomas Claburn
Thomas ClaburnExamples of anti-spam in a Sentence
Recent Examples on the Web
The shape is familiar to anyone who lived through the antivirus, anti-spam and web application security wars, and the lessons from those wars tell us almost exactly what to do.
—Harsh Singhal, Forbes.com, 12 June 2026
Service provision and fee reporting requirements are delineated in Part III, including the right of Canadians to become part of a Do Not Call list which is also reflected in anti-spam legislation (S.C. 2010, c.23).
—Encyclopedia Britannica, 12 May 2026
Starting on June 15, 2026, sites using back button hijacking could be hit with either automated or manual anti-spam actions.
—ArsTechnica, 14 Apr. 2026
But spammers can use these domains to flood inboxes with emails, simply creating new domains whenever the old ones are flagged by Microsoft’s anti-spam defenses.
—PC Magazine, 24 Aug. 2025
Campaigns have broad exemptions from anti-spam laws.
—Kurt Knutsson, FOXNews.com, 27 July 2025
The anti-spam tech works by analyzing a conversation for red flags.
—Lisa Eadicicco, CNN Money, 13 May 2025
Something analogous was just narrowly avoided on the Internet, when anti-spam watchdog Spamhaus came under the largest denial-of-service attack ever recorded.
—IEEE Spectrum, 28 Mar. 2013
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Harsh Singhal, Forbes.com, 12 June 2026
Service provision and fee reporting requirements are delineated in Part III, including the right of Canadians to become part of a Do Not Call list which is also reflected in anti-spam legislation (S.C. 2010, c.23).
—Encyclopedia Britannica, 12 May 2026
Starting on June 15, 2026, sites using back button hijacking could be hit with either automated or manual anti-spam actions.
—ArsTechnica, 14 Apr. 2026
But spammers can use these domains to flood inboxes with emails, simply creating new domains whenever the old ones are flagged by Microsoft’s anti-spam defenses.
—PC Magazine, 24 Aug. 2025
Campaigns have broad exemptions from anti-spam laws.
—Kurt Knutsson, FOXNews.com, 27 July 2025
The anti-spam tech works by analyzing a conversation for red flags.
—Lisa Eadicicco, CNN Money, 13 May 2025
Something analogous was just narrowly avoided on the Internet, when anti-spam watchdog Spamhaus came under the largest denial-of-service attack ever recorded.
—IEEE Spectrum, 28 Mar. 2013
Cite this Entry
“Anti-spam.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anti-spam. Accessed 24 Jun. 2026.
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