cool guy: Is cooliosos your new contribution to the language, like super mega awesome? It might catch on..
by docmcsnoodles November 18, 2010
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1. Awesome
2. Spanglish Version of Cool
3. Great
4. Cool
by butterflyprincess1 July 11, 2008
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Hawaiian for "major douchebag". Pronouced "cool-e-o-so".
Guy 1: John's a fucking tool.
Guy 2: Yeah he's a real Mondo Coolioso.
by Mondo Coolioso April 17, 2011
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WHen you want to be cool but you aren't
"Sherly is acting soooo coolioso with posting those badly synced dances to stupid pop songs on Tiktok."
by rrrrrrrrgh March 31, 2023
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