Fluke

a name for some flounders, flat fishes. Many of the other meanings of the term derive from this flat shape.
another name for trematoda, a class of flatworms, for example:
- the liver fluke.
either lobe of the tail of whales (cetaceans).
a part of an anchor.
a stroke of good luck; a chance event unlikely to occur again
a 1995 film; see Fluke (movie).
the name of an electronic dance music band; see Fluke (band).
a manufacturer of electrical and electronic test equipment such as multimeters and oscilloscopes.