anonymous

adj

Etymology: Borrowed into English around 1600 from Late Latin anonymus, from Ancient Greek ᾰ̓νώνῠμος (ănṓnŭmos, “without name”), from ᾰ̓ν- (ăn-, “un-”) with ὄνῠμᾰ (ónŭmă), Aeolic and Doric dialectal form of ὄνομᾰ (ónomă, “name”). English equivalent anonym + -ous, its full etymology being an- + -onym + -ous.

1. Lacking a name; not named, for example an animal not assigned to any species .
2. Without any name acknowledged of a person responsible.

   “an anonymous pamphlet”

   “an anonymous subscription”

3. Of unknown name; whose name is withheld

   “an anonymous author”

   “an anonymous benefactor”

4. Lacking individuality.

   “an anonymous office block in a soulless industrial estate”

name

1. A decentralized hacktivist group that conducts cyberattacks opposing primarily Internet censorship and government corruption.
2. A member of an anonymous imageboard website, especially of 4chan.
3. The members of an anonymous imageboard website, especially of 4chan.