(Internet, dated, transitive) To 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:
Forms
Spelling
Features
Labels
Source
TOSes
Number=Sing, Person=3, Tense=Pres
lexicographic
TOS'd
Tense=Past, VerbForm=Part
lexicographic
TOS'd
Tense=Past
lexicographic
TOSing
Tense=Pres, VerbForm=Part
lexicographic
TOSed
Tense=Past, VerbForm=Part
lexicographic
TOSed
Tense=Past
lexicographic
TOS en · X
Pronunciation
/tɔs/
/tiː əʊ ɛs/
Meanings
(Commonwealth, abbreviation, alt-of, historical, initialism) Initialism of taken on strength.