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Meaning of jack-of-all-trades

jack-of-all-trades

Pronunciation: ( jak"uv-ôl'trādz', jak'-), [key]
— pl. jacks-of-all-trades.
  1. a person who is adept at many different kinds of work.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.