From <span class="searchmatch">flouncing</span> + -ly. <span class="searchmatch">flouncingly</span> (comparative more <span class="searchmatch">flouncingly</span>, superlative most <span class="searchmatch">flouncingly</span>) In a <span class="searchmatch">flouncing</span> manner....
flounces in the waves. (sewing) To decorate with a flounce. flouncer <span class="searchmatch">flouncingly</span> to move in exaggerated manner to make spastic motions — see flounder...