carpet knight
noun archaic
A man who avoids hard work in favour of leisure activities or philandering.What would the Round Table be without the best carpet knight in town?...
- He was an obtuse Legitimist, a besotted zealot, a carpet knight and former member of the Mixed Commissions of 1851.
- What might have been the result it is not easy to say; Sir Jacques had no carpet knight to deal with in Don Diego; but the king ended the business by refusing permission to the combatants to finish their fight.
Origin
Late 16th century: with reference to a knight's exploits being restricted to a carpeted boudoir, instead of to the field of battle.