Preach"er (?), n. [Cf. OF. preeschierre, prescheur, F. precheur, L. praedicator.]
1.
One who preaches; one who discourses publicly on religious subjects.
How shall they hear without a preacher?
Rom. x. 14.
2.
One who inculcates anything with earnestness.
No preacher is listened to but Time.
Swift.
Preacher bird Zool., a toucan.
© Webster 1913.