plural of 401(k)

present participle of 404

plural of 404

Third-person singular simple present indicative form of 404

simple past tense and past participle of 404

(informal, slang, science fiction) Warhammer 40,000, a British tabletop military game set in a dystopian future Galaxy torn by war.

US standard spelling of 400 metres.

Abbreviation of fortieth.

(computing, slang) Not found, especially of a web page on the Internet.

(computing) An error indicating that a web page could not be found.