This is the 7063rd most frequent Portuguese word.
jojô
"Jojô" does not have a standard meaning in Portuguese; it may be a nickname or a colloquial term.
The word "jojô" here is used to refer to the toy "yo-yo".
Eu comprei um jojô na loja de brinquedos hoje.
I bought a yo-yo at the toy store today.
In this case, "jojô" again refers to the toy, indicating an object used in entertainment.
O espetáculo de circo teve um número com um artista usando um jojô.
The circus show had an act with an artist using a yo-yo.
Here, "jojô" illustrates the toy that is used for performing tricks.