Wiktionary(0.00 / 0 votes)Rate this definition: upthrust(Noun) an upward thrust. upthrust(Noun) buoyancy. upthrust(Noun) an upward movement of part of the Earth's crust. upthrust(Verb) to thrust something upwards.
Predators, Food and Feeding: Natural predators of winter flounder include sharks, oyster toadfish, summer flounder, striped bass, monkfish and spiny dogfish. When feeding, a winter flounder will lie motionless, partly concealed on the bottom, with its head raised off the bottom, braced by the dorsal fin.
Method 1 of 4: Fry Flounder. 1. Make a marinade for flounder fillets. 1  Mix together the following ingredients into a medium-sized bowl: 1 egg white, 2 tablespoons (.03 L) skim milk, 1 tablespoon (.01 L) garlic powder and 1 tablespoon (.01 L) soy sauce.2  Drop your flounder fillets into the bowl and turn to coat evenly.ethod 1 of 4: Fry Flounder. 1. Make a marinade for flounder fillets. 1  Mix together the following ingredients into a medium-sized bowl: 1 egg white, 2 tablespoons (.03 L) skim milk, 1 tablespoon (.01 L) garlic powder and 1 tablespoon (.01 L) soy sauce.