What is the meaning of Elf?

A luminous spirit presiding over nature and fertility and dwelling in the world of Álfheim (Elfland). Compare angel, nymph, fairy.

Any from a race of mythical, supernatural beings resembling but seen as distinct from human beings. They are usually delicate-featured and skilled in magic or spellcrafting; sometimes depicted as clashing with dwarves and orcs, especially in modern fantasy literature.

Any of the magical, typically forest-guarding races bearing some similarities to the Norse álfar (through Tolkien's Eldar).

A very diminutive person; a dwarf.

To twist into elflocks (of hair); to mat.

the number eleven, or a representation thereof

elf, brownie (small folkloric creature)

elf (humanoid pointy-eared creature in fantasy)