Disappear/vanish off the face of the earth

Pro Tip 1/2

Sudden Mystery

Used when someone disappears unexpectedly and no one can explain where they went.

One day she was here, and the next, she had vanished off the face of the earth.

Pro Tip 2/2

Not Literally

This phrase is figurative, not meaning the person literally left the planet.

I didn’t literally vanish off the face of the earth, I just stopped using social media.