0 to start to talk about a particular subject: --
1 to vomit something: --
2 to start to talk about a particular subject: --
It was neither the time nor place to bring up the issue of religion.
She would start talking about something else whenever he brought up the subject of marriage.
The evening was going well until someone brought up the subject of politics.
The meeting seemed to be going well until Charles brought up the issue of holiday pay.