From Longman Dictionary of Contemporary Englishflounceflounce1 /flaʊns/ verb [intransitive always + adverb/preposition] ANGRYto walk in a quick determined way without looking at people because you are angry She flounced out of the room.→ See Verb table
Examples from the Corpus
flounce• The trendies of Carnaby Street flounced around in military uniforms, sporting flowers of peace where medals once had hung.• Miranda Panda, very pleased with herself, flounced back to her seat.• She flounces into the living room and holds open the door.• Most whites likely to sympathise with it flounced out of his National Party long ago.• She flounced past him, her arms full of table-coverings.• Then Bette flounced up and cleared her throat nervously.ldoce_110_bflounceflounce2 noun 1 DCC[countable] a wide band of cloth with folds, which is stitched onto the edge of a skirt, dress, shirt, or curtain as a decoration The dress had red satin flounces at the bottom.2 [singular]ANGRY a way of walking in a quick determined way without looking at people, because you are angry She walked off with a flounce.Examples from the Corpus
flounce• In the morning, she rose early and dressed in her plainest clothes, flounces and frills had no place in business.• One wore a tattered summer dress in pink spotted cotton with double flounces, the other a pinafore over a checked blouse.• Alas, the tempo tweaking didn't end with Mordkovitch's final flounce off the platform.• Her skirt lacked hoops or flounces.• When the lady is laid out, it is in a mob-cap and an embroidered headband, and neatly pressed flounces.• Holding my eye, Caduta parted the flounces of her shirt.• She wears a white childlike party frock, edged with lace, stiffened with gauze, decorated with flounces and bows.Origin flounce1 (1500-1600) Probably from a Scandinavian language flounce2 (1700-1800) frounce “fold, plait” ((14-19 centuries)) (influenced by → FLOUNCE1), from Old French fronce 