unknown quantity

[unknown quantity] {n.}

Someone or something whose value and importance are not known, especially in a certain situation, time or place; a new and untested person or thing.

* /What we would find if we could fly to the moon is an unknown quantity./

* /The new player is still an unknown quantity. We'll find out how good he is in the game./

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Source: A Dictionary of American Idioms


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	quantity [quantity] See: UNKNOWN QUANTITY. A Dictionary of American Idioms American Idioms American Idiomatic Expressions This online dictionary of idioms is based on original book by ... Dictionary of American Idioms sooner or later [sooner or later] {adv. phr.} At some unknown time in the future; sometime. * /John ... A Dictionary of American Idioms John Doe [John Doe] {n.} A name used for an unknown person, especially in police and law ... A Dictionary of American Idioms a little bird told me [a little bird told me] To have learned something from a mysterious, unknown, or secret ... A Dictionary of American Idioms Albert Einstein The difference between what the most and the least learned people know is inexpressibly trivial ... www.sky-net-eye.com time [time] See: ABOUT TIME, AGAINST TIME, AT A TIME, AT ONE TIME, AT THE SAME ... A Dictionary of American Idioms

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