It is the combination between words, cool and polio.
Random kid: alright lets go to the park
Other random kid: coolio
Random kid: who the fuck invited this dude
(next day that kid drowns the other one)
When something is cool but you want to use a different word.
Person 1: I just won the competition!
Person2: Coolio!
cool but with a twist to make it more enjoyable to say cool
boy: mitchell is coming over to hang out
girl: coolio
coolio- a better word than cool meaning that something is awesome.
A word used to let another person of the same sex that you are down for gay sex.
P1: Would you like to come over to my place for the night.
P2: Coolio
A word that Alexis uses to inform others that he is in fact a loser
“That was so Coolio”