Past Tense:
* We talked about our plans for the weekend.
* She talked to her friends about the movie she saw.
* They talked for hours about their childhood memories.
Past Participle:
* I have talked to the manager about the issue.
* He has talked about this problem before.
* They have talked about moving to a new city.
As an Adjective:
* He gave a talked-about presentation at the conference.
* The book is a talked-about topic among literary critics.
* That was a talked-about moment in the history of the company.
In Phrases:
* They talked and laughed for hours.
* We talked it over and decided to go.
* The children talked among themselves.
The specific meaning of "talked" will depend on the context of the sentence.