Fluke
Fluke (flūk or flok) , noun
[Compare Anglo-Saxon flōc a kind of flatfish, Icelandic flōki a kind of halibut.]
1.
(Zoology) The European flounder. See Flounder.
2.
(Zoology) Any American flounder of the genus Paralichthys, especially Paralicthys dentatus, found in the Atlantic Ocean and in adjacent bays. — RHUD
3.
(Zoology) A parasitic trematode worm of several species, having a flat, lanceolate body and two suckers. Two species (Fasciola hepatica and Distoma lanceolatum) are found in the livers of sheep, and produce the disease called rot.
Fluke (flūk) , noun
[Compare LG. flunk, flunka wing, the palm of an anchor; perh. akin to English fly.]
1.
The part of an anchor which fastens in the ground; a flook. See Anchor.
2.
(Zoology) One of the lobes of a whale's tail, so called from the resemblance to the fluke of an anchor.
3.
An instrument for cleaning out a hole drilled in stone for blasting.
4.
An accidental and favorable stroke at billiards (called a scratch in the United States); hence, any accidental or unexpected advantage; as, he won by a fluke. [Cant, English] — A. Trollope
Fluke , verb, transitive and intransitive
To get or score by a fluke; as, to fluke a play in billiards. [Slang]