elf-knight

plural elf-knights

1. artsAn elf in the guise of a medieval knight, typically armoured and riding a horse.

   She heard an Elf knight his horn blowing, The first morning in May.

   1827, William Motherwell, Minstrelsy: Ancient and Modern, with an Historical Introduction and Notes, Glasgow: John Wylie, page lx

   2 more examples

   Hurrah! hurrah! the elf-knights enter. Each with his grasshopper at a canter!

   1827, George Darley, Sylvia, Or, The May Queen: A Lyrical Drama, London: John Taylor, page 137

   And the sword that had visited Earth from so far away smote like the falling of thunderbolts [...] and the runes in Alveric’s far-travelled sword exulted, and roared at the elf-knight; until in the dark of the wood, amongst branches severed from disenchanted trees, with a blow like that of a thunderbolt riving an oak-tree, Alveric slew him.

   1924, Lord Dunsany, chapter III, in The King of Elfland's Daughter, New York: G.P. Puttnam's Sons, page 30