AKPOS JOKE(2) who's the mumu here

WHO IS THE MUMU?
Akpos was sent to deliver a live
chicken for xmas celebration in
lagos, on his way a careless
okada made him to fall off

the bike. The chicken
immediately ran off.
When Akpos saw the chicken
running away, he started
laughing. And when asked why
… he is laughing, he said:
“see this mumu chicken, where
does she know in lagos when the address is with
me"?.

Who is the mumu?