lo‧cust /ˈləʊkəst $ ˈloʊ-/
noun [countable][
Date: 1300-1400;
Language: Latin;
Origin: locusta 'lobster or similar animal']
an insect that lives mainly in Asia and Africa and flies in a very large group, eating and destroying crops:
a swarm of locusts [TahlilGaran] Dictionary of Contemporary English ▲