RhymeZone: darcy definitions

Definitions of Darcy:

name: A female given name (rare: 1 in 8333 females; popularity rank in the U.S.: #802)
name: A surname (common: 1 in 100000 families; popularity rank in the U.S.: #13816)

noun: A Norman baronial surname from Old French.
noun: A male given name transferred from the surname.
noun: A female given name transferred from the surname, of mostly mid-20th century and later American usage.
noun: A (non SI) unit of permeability used in measuring the permeability of porous mediums such as sand.

(Definitions from Wiktionary)