bombardier beetle. The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.

The American Heritage^® Dictionary of the English Language: Fourth Edition. 2000.

bombardier beetle

NOUN:	Any of various beetles of the genus Brachinus and related genera that expel an acrid, volatile secretion from the abdomen when disturbed, making an audible sound.


The American Heritage^® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved.