American Dictionary

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Definition anonymous in American English

anonymous adjective

adjective
/əˈnɑnɪməs/
1

if someone is anonymous, no one knows their name

Example

The bomb threat was made by an anonymous caller.

Example

a witness who wished to remain anonymous

Synonyms and related words
1.1

used about something that is done, written, etc. by someone whose name is not known

Example

an anonymous phone call/letter

Synonyms and related words
2

something that is anonymous has no interesting or unusual features

Synonyms and related words
Definition anonymous in American English