A celebratory expression that Describes something awesome. Often used very enthusiastically , and in place of phrases such as "sweet", "tight", "sick", "ye", "fuck yea" etc.
The sound it makes when you drop an ice cube into a glass of coke.
An awesome Buenos Aires Party
I just got that model chick's number! Ploox!
Yesterday I found $20 in my jeans! Ploox!
Oh yea, today's Friday! Ploox!
I just met her for a few drinks, then one thing led to another and Plooooooox!