noun. Any of several small wood-boring marine isopod crustaceans of the genus Limnoria, especially L. lignorum, which often damage underwater wooden structures.

noun. A small isopod crustacean, Limnoria terebrans, belonging to the family Asellidæ.

noun. A shoot from a tree; a short cutting.

noun. A small marine isopod crustacean (Limnoria lignorum or Limnoria terebrans), which burrows into and rapidly destroys submerged timber, such as the piles of wharves, both in Europe and America.

noun. Any of various wood-boring marine crustaceans of the genus Limnoria, especially Limnoria lignorum, which cause damage to underwater wooden structures

"The gribble is found in the water chewing on rotting logs, boats, and docks, and to this point it has been considered an annoying pest."

Sibyl  dibble  dribble  kibble  nibble