From blurp + -y. <span class="searchmatch">blurpy</span> (comparative more <span class="searchmatch">blurpy</span>, superlative most <span class="searchmatch">blurpy</span>) (informal) Making blurp noises. 2006, Kim Moritsugu, The Restoration of Emily...
and Tea, page 43: It would start, then stall, then start again with a blurp, while clouds of blue smoke and sickening gas fumes polluted the air. <span class="searchmatch">blurpy</span>...