Top definition
a middle aged man (usually an Italian man) that has a large mustache, slicked back hair, burlesquing chest hair, and usually wearing a gold chain and/or sunglasses. A mustachio loves old rock and roll, once wanted to own a trans am like a bad ass and has always wanted to go to a The Who concert.
the mustachio gentlemen has jet black slicked hair and is singing teenage wasteland
by Mikey Cheeks June 14, 2006
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