Meaning

noun a law officer having duties similar to those of a sheriff in carrying out the judgments of a court of law

noun (in some countries) a military officer of highest rank

verb place in proper rank

originFrom Middle English marschal, from Anglo-Norman mareschal (“farrier; military commander”), from Medieval Latin mariscalcus (“groom, army commander, court dignitary”), either from Frankish *marhaskalk, or Old High German marah-scalc (“horse-servant”), from Proto-West Germanic *marh + *skalk (whence Old Saxon maraskalk, marahscalc). Compare English mare + shalk.

Etymology from Wiktionary, CC BY-SA 3.0