Webster's Revised Unabridged Dictionary · 1913

Debauch

Debauch , verb, transitive and intransitive

[French débaucher, prob. originally, to entice away from the workshop; pref. dé- (Latin dis- or de) + Old French bauche, bauge, hut, compare French bauge lair of a wild boar; prob. from German or Icelandic, compare Icelandic bālkr. See Balk, n.]

To lead away from purity or excellence; to corrupt in character or principles; to mar; to vitiate; to pollute; to seduce; as, to debauch one's self by intemperance; to debauch a woman; to debauch an army.
Learning not debauched by ambition. — Burke
A man must have got his conscience thoroughly debauched and hardened before he can arrive to the height of sin. — South
Her pride debauched her judgment and her eyes. — Cowley

Debauch , noun

[Compare French débauche.]

1.
Excess in eating or drinking; intemperance; drunkenness; lewdness; debauchery.
The first physicians by debauch were made. — Dryden
2.
An act or occasion of debauchery.
Silenus, from his night's debauch, Fatigued and sick. — Cowley