jackleg

/ˈdʒækˌlɛɡ/
adjective
  1. Lacking skill or training; amateurish or dishonest.
    • He gave some jackleg advice that only made things worse.
    • We hired a jackleg electrician, and the wiring was a mess.
    • The company lost money because of a jackleg contractor.
Antonyms
noun
  1. An unskilled or dishonest person, especially a worker or professional.
    • A jackleg tried to sell me a broken watch.
    • The town was full of jacklegs pretending to be lawyers.
    • Don't let that jackleg touch your car's engine.
What does "jackleg" mean? | whatsthatwordmean | whatsthatwordmean