mmm

alternative mmh · alternative mnh

1. onomatopoeicAn emotional expression of satisfaction.

   Mmm, this is a tasty pie!

2. onomatopoeicAn expression used to show thought, reflection, or confusion.

   Mmm, I see what you mean.

   1 more example

   In his final years he [John Ogdon] gave an interview to an American journalist who noticed that “his handshake is a boneless fadeaway. His response to a lengthy anecdote from a close friend is likely to range from a non-committal ‘Mmmmmmm’ to a rare ‘Very interesting’.”

   2014 May 11, Ivan Hewett, “Piano Man: a Life of John Ogdon by Charles Beauclerk, review: A new biography of the great British pianist whose own genius destroyed him”, in The Daily Telegraph (Review), page R27

3. onomatopoeicUsed to represent an utterance that is muffled or spoken with a full mouth (also spelled "mmph").
4. UKYes.

   Danny: Have you got any food? I: Mmm! As a matter of fact, got a saveloy.

   1987, Withnail and I