Obs. colloq. [Origin uncertain: see quot. 1725, and cf. BUFFER4.] Fellow, buffer.
170815. Kersey, Buff a dull Sot, or dronish Fellow.
1709. Brit. Apollo, II. No. 8, 3/2. Tell me Grave Buffs, Partly Gods, partly Men.
1725. New Cant. Dict., s.v., Buff, a Newgate Cant Word used in familiar Salutation: as, How dost do, my Buff?
1748. Smollett, Rod. Rand. (1812), I. iv. 15. Mayhap old buff has left my kinsman here his heir.
1764. Brydges, Homer Travest. (1797), II. 420. You seem afraid these buffs will flinch.