anti-spamadj.
/ˌantɪˈspam/, U.S. /ˌæn(t)iˈspæm/, /ˌænˌtaɪˈspæm/, /ˌæn(t)əˈspæm/ Computing.
1. Designating a program or software intended to counteract spam (Spam n. Additions), esp. by identifying, removing, or hiding suspect or unwanted emails or other messages before they can be read; of or relating to programs or software of this type.
ΚΠ
1995 bit.listserv.lsoft-announce 24 Aug. (Usenet newsgroup, accessed 23 Aug. 2021) Not a ‘light’ port, all of the functions found in the workstation versions of LISTSERV(TM) - including the now-famous ‘anti-spam’ feature—are available.
1998 Computer Reseller News (Nexis) 16 Feb. In an attempt to reduce the volume of unwanted E-mail, several developers are including anti-spam utilities in their wares.
2016 D. Lowe Networking All-in-One for Dummies (ed. 6) ii. v. 175 No antispam program is perfect, so you need to understand and expect that a certain amount of spam will get through to your inbox.
2. Designating a policy, law, etc., that restricts or regulates the sending of spam.
ΚΠ
1997 Boulder County (Colorado) Business Rep. Apr. 11 We have a strict antiSpam policy implemented through certain features in our product.
2021 Guardian (Online ed.) 29 Sept. Anti-spam laws don't apply to political causes [in Australia].
This is a new entry (OED Third Edition, June 2022).
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adj.1995