mm hmm by Ewan Oglethorpe on Jun 21, 2004 10:58:58 a sound that describes the following: Example: yes'um, ok, yea
mm hmm by Natalie on May 13, 2004 02:07:06 a sound in written form meaning agreement, 'yes', can also be used as a coy/sexy way of agreeing Example: 1) 'you really like those chips dont you?' 'mm hmm.' 2) 'yo baby, you like when i touch you liek that?' 'mm hmm.'