From <span class="searchmatch">bobbing</span> + -ly. <span class="searchmatch">bobbingly</span> (comparative more <span class="searchmatch">bobbingly</span>, superlative most <span class="searchmatch">bobbingly</span>) With a <span class="searchmatch">bobbing</span> motion....
<span class="searchmatch">bobbing</span> present participle and gerund of bob <span class="searchmatch">bobbing</span> (countable and uncountable, plural bobbings) The motion of something that bobs. <span class="searchmatch">bobbingly</span> headbobbing...