- 1[intransitive] muse (about/on/over/upon something) to think carefully about something for a time, ignoring what is happening around you synonym ponder I sat quietly, musing on the events of the day. see also musing
- 2[transitive] + speech muse that… to say something to yourself in a way that shows you are thinking carefully about it “I wonder why?” she mused.
NAmE//myuz//(formal)Verb Forms present simple I / you / we / they muse
he / she / it muses
past simple mused
-ing form musing