Apple introduced new emojis in its iOS 18.4 update, and the facial expression one may be very apropos for some users.

Apple’s iOS 18.4 update introduced 8 new emojis, including a face with bags under eyes, symbolizing exhaustion. The update ...

so you could use it to to convey how done you are with a situation or how drained you feel. It's a modern emoji for the modern era! Ah, finally an emoji you can use to invite your crush to go ...