ˌʌˈhʌ
but spoken nasally
informal
—used to show that you agree or understand
"Is that your dog?" "Uh-huh." [=yeah, yes]
"Do you know what I mean?" "Uh-huh. I sure do."
—sometimes used to encourage someone to continue talking"I'm still kind of worried about tomorrow." "Uh-huh."



