journeyman (adj.)

late 15c., from journeyman (n.).

journeyman (n.)

"qualified worker at a craft or trade who works for wages for another" (a position between apprentice and master), early 15c., from journey (n.), preserving the etymological sense of the word ("a day"), + man (n.). Deprecatory figurative sense of "hireling, drudge" is from 1540s. Its American English colloquial shortening jour (adj.) is attested from 1835.