fish ball cat

In brazilian portuguese, fish ball cat sounds like "Fiz boquete"
and the translation just means "I did a blowjob"
when you are young at school you learn simple words as cat, dog, ball, fish, duck...

So people made that playing words to prank their friends

how do you say (peixe) in English? Fish
and (Bola) ? Ball
and (gato) ? cat

now repeat all together : fish ball cat - fiz boquete