a·non·y·mous/ə`nɑnəməs; əˈnɒnɪməs/ adj 1 someone who is anonymous does not let you know what their name is 无名的，不具名的: The person concerned wishes to remain anonymous. 当事人希望不公开姓名。 2 done, made, or given by someone whose name is not known 匿名的: an anonymous letter 匿名信