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The meaning of UNKNOWN is not known or not well-known; also : having an unknown value. How to use unknown in a sentence.
a person, especially a performer or sports player, who is not famous: For her latest film she deliberately chose a cast of unknowns. [ C ] mainly US. something that cannot be guessed at or calculated because so little is known about it: It's the big unknowns that make insurance companies uneasy. SMART Vocabulary: related words and phrases.
If something is unknown, it's not familiar understood, like the unknown path through the woods you've never explored or your brother's unknown reasons for staying late after school.
adjective. not known; not within the range of one's knowledge, experience, or understanding; strange; unfamiliar. not discovered, explored, identified, or ascertained: the unknown parts of Antarctica. not widely known; not famous; obscure: an unknown writer. noun. a thing, influence, area, factor, or person that is unknown:
An unknown person is someone whose name you do not know or whose character you do not know anything about. Unknown thieves had forced their way into the apartment. I could not understand how someone with so many awards could be unknown to me.
a person, especially a performer or sports player, who is not famous: For her latest film she deliberately chose a cast of unknowns. [ C ] mainly US. something that cannot be guessed at or calculated because so little is known about it: It's the big unknowns that make insurance companies uneasy. SMART Vocabulary: related words and phrases.
1. a. That which is unknown: investigating the unknown. b. Something that is not known: This case has many unknowns. c. A person who is not well known, as to the general public: cast an unknown in the starring role. d. An unknown person, especially an Unknown Soldier: the tomb of the unknowns.
1. Of a fact, piece of information, etc.: not known; that has not been learnt, ascertained, or comprehended; not identified or established as fact or truth. Cf. know v. III. 1.a. Old English–. attributive and in predicative use. Also with by, to, etc., specifying the person or group to whom the fact or information is not known.
unknown. noun. uk / ʌnˈnəʊn / us. the unknown. things that you have not experienced and know nothing about: It's normal to fear the unknown. [ C ] someone who is not famous: The game was won by a complete unknown.
never happening or existing. unknown in… The disease is as yet unknown in Europe (= there have been no cases there). it is unknown for somebody/something to do something It was not unknown for people to have to wait several hours (= it happened sometimes). It is virtually unknown for foxes to attack anyone.
