- [Zoöl] Any one of numerous species of long-winged, migratory, orthopterous insects, of the family Acrididæ, allied to the grasshoppers; esp., (Edipoda migratoria, syn. Pachytylus migratoria, and Acridium perigrinum, of Southern Europe, Asia, and Africa. In the United States the related species with similar habits are usually called grasshoppers. See Grasshopper.
- [Bot] The locust tree. See Locust Treedefinition, note, and phrases).
Etymology: Etymol. uncertain
Note: ☞ These insects are at times so numerous in Africa and the south of Asia as to devour every green thing; and when they migrate, they fly in an immense cloud. In the United States the harvest flies are improperly called locusts. See Cicada.
Etymology: L. locusta locust, grasshopper. Cf. Lobster