late 14c. (mid-14c. as a surname), from Middle English lawe "law" (see law) + -iere. Spelling with -y- first attested 1610s (see -yer).
clubhouse lawyer, jailhouse lawyer, latrine lawyer, sea lawyer
among the Jews, was one versed in the laws of Moses, which he expounded in the schools and synagogues (Matt. 22:35; Luke 10:25). The functions of the "lawyer" and "scribe" were identical. (See DOCTOR.)