From chirrup + -y. <span class="searchmatch">chirrupy</span> (comparative more <span class="searchmatch">chirrupy</span>, superlative most <span class="searchmatch">chirrupy</span>) making chirruping noises 1971, Gwen White, Antique Toys And Their Background...
(transitive) To quicken or animate by chirping. to chirrup a horse chirruper <span class="searchmatch">chirrupy</span> to make a series of chirps, clicks or clucks (of technical or other origin)...