(1):
(n.) One in a state of subjection or bondage.
(2):
(n.) A professed lover or suitor; a gallant.
(3):
(v. t.) To subject.
(4):
(n.) One who serves, or does services, voluntarily or on compulsion; a person who is employed by another for menial offices, or for other labor, and is subject to his command; a person who labors or exerts himself for the benefit of another, his master or employer; a subordinate helper.