click beetle

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Any of numerous beetles of the family Elateridae, characterized by the ability to right themselves from an overturned position by flipping into the air with a clicking sound.

from The Century Dictionary.

• noun A name given to beetles of the family Elateridœ, on account of the ability possessed by most species, when placed on the back, of springing into the air with an audible click.

from the GNU version of the Collaborative International Dictionary of English.

• (Zoöl.) See elater.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Any of various beetles of the family Elateridae, generally less than 20 mm long, which if turned upside down, flip themselves into the air with a clicking sound.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun able to right itself when on its back by flipping into the air with a clicking sound