The way people say yes to something if they are that bored of the conversation that they make a dull monitone sound equal to the noise of really bad sex!
Would you like some cream with your strawberries? Uh - huh
Ah huh... Used when just agree out of surprise or totally agree
Also used when agreeing to a entertaining idea
Or used when you want to mess around and urge someone to agree to something you like or believe
Mark...
Hey did you see my key's
Jill... Ah huh...there in the bathroom
Tony...
You want to have a little fun tonight
Brooklynn.... No !
Tony... Ah huh ... It will be fun