TOS

T1O1S1
/tiː əʊ ɛs//tɔs/

verb

To report another user for a real or imagined terms of service violation.

Opposite
CommonScrabble 3

Meanings

TOS1

nounTOS (countable and uncountable, plural TOSs)

plural TOSs

  1. abbreviationcountableinitialismuncountableInitialism of terms of service.
  2. abbreviationcountableinitialismuncountableInitialism of thoracic outlet syndrome.
verbTOS (third-person singular simple present TOSes, present participle TOSing, simple past and past participle TOSed or TOS'd)

present singular third person TOSes · participle present TOSing · participle past TOSed · past TOSed · participle past TOS'd · past TOS'd

  1. InternetdatedtransitiveTo report another user for a real or imagined terms of service violation.

    If you want to join this riot, we urge you to! You wont have to worry about being TOSed or reported because there will be no Guides online! So do whatever you want—punt, scroll, tos, just turn AOL into a war zone!

    2003, Michael Newton, The Encyclopedia of High-tech Crime and Crime-fighting, AOL Riot on June 1, 1998, page 21
adjectiveTOS (not comparable)
  1. Internetnot comparableAgainst terms of service; likely to trigger a suspension or ban.

    When the bot selected “sex doll” as the winner an image of the product it chose came up when Toast instantly shouted, “Oh My God, that’s TOS.”

    2021 December 22, “Disguised Toast immediately regrets letting Twitch viewers control his Amazon shopping”, in Dexerto
phrase
  1. CommonwealthabbreviationhistoricalinitialismgovernmentInitialism of taken on strength.

    Antonyms: SOS

proper noun
  1. abbreviationinitialismretronymslanglifestyleInitialism of the old series or the original series.

    Star Trek: TOS; Battlestar Galactica: TOS

TOs2

noun
  1. pluralplural of TO

ToS3

noun
  1. Alternative letter-case form of TOS (“terms of service”).

    Clearly, from Facebook’s ToS, neither sexting nor bullying will be tolerated on their network.

    2016, Bernadette H. Schell, Online Health and Safety: From Cyberbullying to Internet Addiction: From Cyberbullying to Internet Addiction, Greenwood, →ISBN, page 178
    2 more examples

    Thus, crawlers that do not obey a website’s posted robots.txt file may be breaching the site’s ToS.

    2020, Alan Mislove, Christo Wilson, “Practitioner’s Guide to Ethical Web Data Collection”, in Brooke Foucault Welles, Sandra González-Bailón, editors, The Oxford Handbook of Networked Communication, Oxford University Press, →ISBN, page 550

    While a company’s ToS is a legal contract that outlines the terms between a company and a user of its services, the community standards or guidelines is a more human-readable document that explains a platform’s rules and, sometimes, the consequences for violating those rules.

    2021, Jillian York, Silicon Values: The Future of Free Speech Under Surveillance Capitalism, Verso, →ISBN, page 16

Synonyms & antonyms

Rhymes & wordplay

Anagrams

Cite this entry
APA

TOS. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/TOS

MLA

“TOS.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/TOS. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “TOS,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/TOS.

Source: TOS on Wiktionary, CC BY-SA 4.0.