A phrase commonly used for absolutely no reason at all. Although sometimes it is used while thinking, it's mostly used during awkward pauses just to fill in the gap of silence, or just cause.
Alyssa: Coolsicles :)

30 seconds later...

Alyssa: Hmm.
Holden: What is it?
Alyssa: Nothing... I just like saying hmm.
Holden: Ok... weird girl.
by That_One_BV_Guy July 2, 2009
Get the Hmm mug.
How to acknowledge someone when they've said something, and you didn't hear n/or care about what they said.
"I have a rash on my back."
"Hmm"
by TenorBuddy May 11, 2004
Get the hmm mug.
hmm, do I rather be kicked in the balls twice, or have DJT Re-elected as the president?
by kalant November 30, 2018
Get the Hmm mug.
A teacher's way of avoiding conversation or uncomfortable situations
Me: This assignment makes me want to kill myself
Sladek: Hmm
by Hattmann March 8, 2019
Get the Hmm mug.
a word u use wen theres nothing else to say
hmm ..........................
by me December 9, 2003
Get the hmm mug.
What one says on a computer or phone to make sure the other person is still there and will respond after a long pause in communication.
"Hmm ... ( Did my connection die again!? Are you there!? Answer! )
by Shaina Carmel Indovino April 22, 2003
Get the hmm mug.