A loud, booming laugh, that is not justified, but rather spurred by the most unfunny things. It may often be followed by laughing snorts.
"Man did you hear Jenna's peragallo when I said hi to her"
"Yeah man, I could hear that peragallo from all the way down the hall. WTF? That girl is such a geek."
by your man Jsiah June 23, 2009
Top Definition
The act of urinating on an animal.
Man, John is a sick nut. He spotted a chipmunk chilling in the park yesterday, and got close enough to unzip and Peragallo it.
by your man Jsiah June 22, 2009
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