The idiom "put one's face on" means to apply makeup or to get ready for a public appearance. It is often used when someone is getting ready to go out or attend an event, and they are taking the time to make themselves look presentable.
For example, if someone asks you if you want to go out for dinner, you might say, "Sure, let me just put my face on first." This means that you need to take some time to apply makeup and get ready before you go out.
The idiom can also be used in a more general sense to refer to getting ready for any kind of public appearance or event. For example, if you are going to give a presentation at work, you might say that you need to "put your face on" before you go into the meeting.
Overall, "putting one's face on" is a common idiom that is often used in everyday conversation to refer to the act of getting ready and looking presentable for a public appearance or event.
• I can't believe he put his face on and went to the meeting like everything was fine. (meaning
• The CEO always puts his face on and attends important business meetings to lend credibility to the company. (meaning
• As a politician, it's important to put your face on and attend public events. (meaning
• I had to put my face on and pretend to be happy, even though I had just received some bad news. (meaning
• She always puts her face on before going out with friends. (meaning
• I need to put my face on before going to work. (meaning