Lacertine

a. (Zool.) Lacertian. [ 1913 Webster ]

n. [ L. libertinus freedman, from libertus one made free, fr. liber free: cf. F. libertin. See Liberal. ] 1. (Rom. Antiq.) A manumitted slave; a freedman; also, the son of a freedman. [ 1913 Webster ]

2. (Eccl. 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. [ 1913 Webster ]

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. [ 1913 Webster ]

Like a puffed and reckless libertine,
Himself the primrose path of dalliance treads. Shak. [ 1913 Webster ]

4. A defamatory name for a freethinker. [ Obsolescent ] [ 1913 Webster ]