A responsive answer to a question, either by saying mhmm as in "yes" or "suuuure"
Person A: Im tired, are you?

Person B: Mhmm
by Anime-luvah January 22, 2006
A response that someone gives when they think someone is full of shit (lying).
Logan told Jordan, his baby momma, that he would get her the child support by this Friday. While rolling her eyes Jordan replied, "mhmm".
by Bobby Fizzle March 23, 2018
This word is usally used to say 'sure', 'yes', or 'okay'. sometimes you use it..in a sarcastic was being like 'sureeee i believe you'. I sometimes use it when there is just nothing to say.
Rob: 'She is H-O-T, HOT!'
John: 'mhmm'

or

Rob: 'Yesterday I went skinny dipping in the sand.'
John: 'mhmm'
by LetACryOut March 1, 2009
ED: i sure do love this fried chicken!

George: mhmm
by Ryan1090 June 10, 2008
to do with things being good, or a way of saying good, liking something.
"i mhmm you"
"i mhmm this pizza"
"this chocolate is really cheap, and nice. mhmm"
by IloveJinglez August 29, 2009
An annoying response said to you that you do not care to hear or want to hear
Mhmm
by SlickMVPSMITH September 22, 2017