Definition of alfalfa noun from the Oxford Advanced Learner's Dictionary

 

alfalfa

 noun
noun
BrE BrE//ælˈfælfə//
 
; NAmE NAmE//ælˈfælfə//
 
[uncountable] Vegetables
 
jump to other results
a plant with small divided leaves and purple flowers, grown as food for farm animals and as a salad vegetable See related entries: Vegetables Word Origin mid 19th cent.: from Spanish, from Arabic al-faṣfaṣa, a green food for animals.
See the Oxford Advanced American Dictionary entry: alfalfa