Use it when discussing or debating; it implies changing someone’s opinion through argument or evidence. She was against the idea, but I managed to bring her round to seeing the benefits.
Pro Tip 2/3
Conversational Tone
Fits a friendly conversation more than a formal discussion; it's a softer way to say 'convince'. Over coffee, I hope to bring him round to understanding our project’s aim.
Pro Tip 3/3
Gradual Change
The phrase suggests a gradual process, not an instant change of mind. It took weeks, but I finally brought my parents round to the idea of a gap year.