hmm

alternative hm · alternative hum · alternative hmmm · alternative h'm

1. Indicates thinking or pondering.

   Hmm... that's an interesting idea.

   2 more examples

   Hmm... I just can't decide between the two.

   Hmm... creation or evolution? That’s the big question.

2. Indicates surprise or cluelessness; especially a response by a person who is questioned or addressed when not expecting it.

   "Could you pass me the paring knife?" "Hmm? What's a paring knife?"

   2 more examples

   "You there! Where are you going?" "Hmm? Oh, I just need to get a drink."

   Jeeves: Foreign travel often liberates emotions best kept in check, sir. The air of North America is notoriously stimulating in this regard, as witness the regrettable behavior of its inhabitants in 1776. B. Wooster: Hmm? What happened in 1776, Jeeves? Jeeves: I prefer not to dwell on it, if it's convenient to you, sir.

   May 12 1991, “Kidnapped!”, in Jeeves and Wooster, season 2, episode 5

3. A demand for an answer to a question.

   Just where were you until 2 a.m.? Hmm?

present singular third person hmms · participle present hmming · participle past hmmed · past hmmed · alternative hm · alternative hum · alternative hmmm · alternative h'm

1. intransitiveTo make a thoughtful humming noise.

plural HMMs

1. abbreviationinitialismmachine learningmathematicsInitialism of hidden Markov model.