I. ˈjaˌkleg, -āg adjective
Etymology: jack (I) + -leg (as in blackleg “sharper”)
1.
a. : characterized by lack of skill or training : amateur
simplifies the labors of the jackleg editor — D.L.Cohn
a fair jackleg carpenter — Stanley Walker
b. : characterized by unscrupulousness, dishonesty, or lack of professional standards
two jackleg lawyers and a cigar-eating judge — F.B.Gipson
2. : designed for use as a temporary expedient : makeshift
rigged up a jackleg system of landing lights — W.L.White
II. noun
: one who is jackleg