topic meaning and definition

TOPIC noun

Definition of topic (noun)

1. the subject matter of a conversation or discussion
   • "he didn't want to discuss that subject"; "it was a very sensitive topic"; "his letters were always on the theme of love"
   • synonyms: subject, theme
2. some situation or event that is thought about
   • "he kept drifting off the topic"; "he had been thinking about the subject for several years"; "it is a matter for the police"
   • synonyms: issue, matter, subject