'Alfalfa' definitions:

Definition of 'alfalfa'

(from WordNet)
noun
Important European leguminous forage plant with trifoliate leaves and blue-violet flowers grown widely as a pasture and hay crop [syn: alfalfa, lucerne, Medicago sativa]
noun
Leguminous plant grown for hay or forage

Definition of 'alfalfa'

From: GCIDE
  • Lucern \Lu"cern\, n. [F. luzerne.] (Bot.) A leguminous plant (Medicago sativa), having bluish purple cloverlike flowers, cultivated for fodder; -- called also alfalfa. [Written also lucerne.] [1913 Webster]

Alfalfa -- U.S. County in Oklahoma

From: Gazetteer 2000
Name :
Alfalfa -- U.S. County in Oklahoma
Population (2000) :
6105
Housing Units (2000) :
2832
Land area (2000) :
866.649527 sq. miles (2244.611876 sq. km)
Water area (2000) :
14.794124 sq. miles (38.316603 sq. km)
Total area (2000) :
881.443651 sq. miles (2282.928479 sq. km)
Located within :
Oklahoma (OK), FIPS 40
Location :
36.702841 N, 98.333427 W