うーん

うーん
interjection
hmm; well...; let me see
informalcolloquialcommunication
1. hmm; well...; let me see
A drawn-out sound expressing hesitation, thinking, or mild reluctance while one considers a question or problem.
うーん、どうしような。
Hmm, what should I do?
Well... that's a bit difficult.
()?」「うーん、やっぱりやめておく。」
"Are you going?" "Hmm... actually, I'll pass."

A drawn-out vocalization showing that the speaker is thinking, hesitating, or reluctant. The long vowel signals that an answer is not coming immediately.

Typical uses

  • Buying time to think before answering
  • Expressing mild doubt or reluctance ('well, I'm not sure...')
  • Reacting to something troubling or hard to decide

Similar words

  • うん: yeah, mm — short; a casual 'yes' or simple acknowledgment
  • えーと: um, let me see — filler used while searching for words