トピFreq.FrequencyTop 50,000Meanings1nountopic; threadabbreviationinternet slang›Internet slang abbreviation of トピック. Used for a discussion topic or thread on forums, Q&A sites, and similar platforms.See also: トピック新あたらしいトピを立たてたので、意い見けんを聞きかせてください。I started a new thread, so please share your thoughts.