Queensberry Rules Definition

Queensberry Rules
plural noun

1. The code of rules that govern modern-day boxing.
2. colloq
Approved, mannerly, courteous or civilized, etc behaviour, especially in a dispute.

Etymology: Late 19c: named after Sir John Sholto Douglas (1844‐1900), Marquis of Queensberry, who had a keen interest in the sport and who, in 1867, helped in drawing up the code.