subs. (colloquial).1. An extortioner.
1883. Illustrated London News, Summer Number, 26, 3. The Stomach of the Bar, collective and individual, is revolted and scandalised at the idea of one of its members doing anything for nothing. Yes, put in Eustace, I have always understood that they were regular NAILERS.
2. (common).Something out of the common; a CLIPPER (q.v.). A general term of excellence: e.g., a handsome woman; a clever student; a fast horse, and so forth.
188696. MARSHALL, Pomes from the Pink Un, 88. At guzzling the whole lot were NAILERS.