Spanish, Castilian
Spanish speaking countries
* goodbye fish
Slang used often by Young people
Similar to the English "see you later alligator", it's a colloquial expression used with friends to say goodbye in a funny, rhyming way.
"Nos vemos el martes, ¡chao pescao!"
"See you on Tuesday, goodbye fish!"
7 out of 13 Spanish, Castilian speakers have heard this