Crabs and their close relatives have 10 legs, arranged in five pairs. Some of their legs are used for walking, while others are used for swimming or defense.
Definition of plunge for English Language Learners. : 1  a sudden fall or jump usually from a high place. : 2  a sudden quick fall in amount, value, etc. : 3  the act of suddenly beginning to be in a particular condition or situation.
Definition of Rake. Babylon English. A fissure or mineral vein traversing the strata vertically, or nearly so; -- called also rake-vein. A loose, disorderly, vicious man; a person addicted to lewdness and other scandalous vices; a debauchee; a roue. A toothed machine drawn by a horse, -- used for collecting hay or grain; a horserake.