from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun UK A man who has been
knightedby the monarch but not as a member of one of the organized Orders of Chivalry; the lowest rank of knight in the British honours system.
Sorry, no etymologies found.
Again, knighthood, the oldest kind of dignity, is also the lowest; and Knight Bachelor, which is the lowest order of knighthood, is more ancient than any other of the orders.
Essays on Education and Kindred Subjects Everyman's Library Herbert Spencer 1861