<span class="searchmatch">wopperjawed</span> (comparative more <span class="searchmatch">wopperjawed</span>, superlative most <span class="searchmatch">wopperjawed</span>) (slang) askew...
mentioned in 1931. Possibly from an alteration of earlier whopperjawed, <span class="searchmatch">wopperjawed</span>, wapper-jawed, ultimately related to wapper jaw (“a projecting underjaw”)...