jack-of-all-trades

Noun

jack of all trades (plural jacks of all trades)

1. (idiomatic) One competent in many endeavours, sometimes regarded as not excelling in any of them.
   • Novv for the moſt part your Porter is either ſome broken Cittizen, vvho hath plaid Iack of all trades, ſome Pander, Broker, or Hangman, that hath plaid the knaue vvith all men, and for the more certainty his Embleme is a red Beard, to vvhich Sacke hath made his Noſe couſin German.1618, G[effray] M[ynshul], “Of Entertainment in Prison”, in Essayes and Characters of a Prison and Prisoners, London: […] [George Eld] for Mathew Walbancke, […], →OCLC, pages 23–24

   Synonyms:

   all-rounder, factotum, generalist, jack of all trades, master of none, sciolist

   Antonyms:

   jackass of all trades