Mm-mm-mm means YES

Hey little girl, do you like
to suck your thumb?
"Mmm-mmm-mmm"
Ok, when I ask you something
and you go 'Mm-mm-mm', that
means yes, ok?
"Mm-mm-mm."
Namaile, are you a good girl?
"Mm-mm-mm."
Namaile, does 5+5=10?
"Mm-mm-mm."
Namaile, do you like the Raiders?
"Mm-mm-mm."
Namaile, is your grandpa cool?
"Mm-mm-mm."
Namaile, do you have fat arms?
"Mm-mm-mm."
Namaile, do you like to eat dog?
"Mm-mm-mm."
Namaile, which singer makes you more crazy....Celine Dion,
Bright Eyes, or Sanjaya?
"Mm-mm-mm."