Main Entry: jack·leg

Pronunciation: \ˈjak-ˌleg, -ˌlāg\

Function: adjective

Etymology: ¹jack + -leg (as in blackleg)

Date: 1850

1 a : characterized by unscrupulousness, dishonesty, or lack of professional standards <a jackleg lawyer> b : lacking skill or training : amateur <a jackleg carpenter>
2 : designed as a temporary expedient : makeshift

— jackleg noun