To express regret or remorse for something. If you would just apologize for lying, we can all move on and forget about it.I will never apologize for my religious beliefs.
apologize (to someone) for (someone)
to make an apology to someone for someone else's actions. Would you please apologize to Wally for Tom?I apologized for Frank to the hostess.I had to apologize for Frank.I had to apologize to the hostess.He was never able to apologize to himself for his past errors.