the.com/fluke
the happy accident that takes all the credit it doesn't deserve
liver hazardA parasitic flatworm infects livers and bile ducts
whale anatomyThe two lobes of a whale's tail are flukes
anchor partAn anchor's pointed arm that grips seabed is its fluke
odd originThe lucky meaning may come from billiards slang
flatfish tooSummer flounder are commonly called fluke