noun
A European species of flatfish having dull brown colouring with reddish-brown blotches; fluke, European flounder (Platichthys flesus).
(Canada, US) Any of various flatfish of the family Pleuronectidae or Bothidae.
A bootmaker's tool for crimping boot fronts.
verb
(intransitive) To act clumsily or confused; to struggle or be flustered.
(intransitive) To flop around as a fish out of water.
(intransitive) To make clumsy attempts to move or regain one's balance.
To be in serious difficulty.