Webster's Revised Unabridged Dictionary · 1913

Libertine

Libertine (-tin) , noun

[Latin libertinus freedman, from libertus one made free, from liber free: compare French libertin. See Liberal.]

1.
(Rom. Antiquities) A manumitted slave; a freedman; also, the son of a freedman.
2.
(Ecclesiastical Hist.) One of a sect of Anabaptists, in the fifteenth and early part of the sixteenth century, who rejected many of the customs and decencies of life, and advocated a community of goods and of women.
3.
One free from restraint; one who acts according to his impulses and desires; now, specifically, one who gives rein to lust; a rake; a debauchee.
Like a puffed and reckless libertine, Himself the primrose path of dalliance treads. — Shakespeare
4.
A defamatory name for a freethinker. [Obsolescent]

Libertine , adjective

[Latin libertinus of a freedman: compare French libertin. See Libertine, n. ]

1.
Free from restraint; uncontrolled. [Obsolete]
You are too much libertine. — Beau. & Fl
2.
Dissolute; licentious; profligate; loose in morals; as, libertine principles or manners. — Bacon