Mondo cool

see Krillin

Krillin: So this will get Goku back to health in no time? Mondo cool!

Vegeta (thinking): Yes, Mondo Cool.

Mondo cool by Kodina December 13, 2003

Mondo cool

Term we use as kids back in the day to say, "Extremely Cool" or these days "Awesome Cool"

I know, I invented the phrase.

That last tweet was so mondo cool.

Mondo cool by yomero December 25, 2016

Mondo-Coolio 

When you want to say cool with more syllables and meaning.

Guy1: I have herpes!
Guy2: Sucks to be you!
Guy3: I have tickets to the Weezer concert!
Guy2: Mondo-Coolio!

Mondo-Coolio by Peterwebb October 11, 2008

Mondo Coolioso 

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.

Mondo Coolioso by Mondo Coolioso May 7, 2011