Definitions:
a large, mainly tropical grasshopper with strong powers of flight. it is usually solitary, but from time to time there is a population explosion and it migrates in vast swarms which cause extensive damage to vegetation.

the large edible pod of some plants of the pea family, in particular the carob bean, which is said to resemble a locust.

a carob tree, false acacia, or similar pod-bearing tree of the pea family.