noun Any of the grasshoppers, often polyphenic and usually swarming, in the family Acrididae that are very destructive to crops and other vegetation, especially migratory locusts (Locusta migratoria). .mw-parser-output .defdate{font-size:smaller}
noun A fruit or pod of a carob tree .
noun Any of various often leguminous trees and shrubs, especially of the genera Robinia and Gleditsia; locust tree.