snakehead

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

• noun Any of various edible freshwater predatory fishes of the family Channidae, having an elongated body with long dorsal and anal fins and large scales on the head, native to Asia and Africa and established elsewhere.

from The Century Dictionary.

• noun Same as snake's-head, 1.
• noun A plant, the turtle-head, Chelone glabra, used in medicine as a tonic and aperient. See Chelone.
• noun A fish of the family Ophiocephalidæ.
• noun A snake-headed turtle, Chelys matamata, having a large flat carapace and long pointed head, found in South America. See cut under Chelydidæ.
• noun The end of a flat railroad-rail when curling upward.

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

• noun A loose, bent-up end of one of the strap rails, or flat rails, formerly used on American railroads. It was sometimes so bent by the passage of a train as to slip over a wheel and pierce the bottom of a car.
• noun The turtlehead.
• noun The Guinea-hen flower. See Snake's-head, and under Guinea.

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

• noun slang A Chinese smuggler, especially one who smuggles people
• noun A showy perennial plant, Chelone glabra, found in North American marshlands; the turtlehead
• noun A loose, bent-up end of one of the strap rails, or flat rails, formerly used on American railroads. It was sometimes so bent by the passage of a train as to slip over a wheel and pierce the bottom of a car.
• noun The Guinea-hen flower.

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

• noun showy perennial of marshlands of eastern and central North America having waxy lanceolate leaves and flower with lower part creamy white and upper parts pale pink to deep purple
• noun showy perennial of marshlands of eastern and central North America having waxy lanceolate leaves and flower with lower part creamy white and upper parts pale pink to deep purple