From <span class="searchmatch">clouter</span> + -ly. <span class="searchmatch">clouterly</span> (comparative more <span class="searchmatch">clouterly</span>, superlative most <span class="searchmatch">clouterly</span>) (obsolete) Clumsy; awkward. 1748, [Samuel Richardson], “Letter...
to clout + -er. <span class="searchmatch">clouter</span> (plural clouters) One who clouts or strikes. (slang) A thief. (obsolete) One who patches clothes. <span class="searchmatch">clouterly</span> Coulter, cloture...