“Meet up with” and similar expressions (as in “let’s meet up with them at the diner”) is casual and slangy. In standard English, omit the “up with”: “Let’s meet them at the diner.”
meet up
“Meet up with” and similar expressions (as in “let’s meet up with them at the diner”) is casual and slangy. In standard English, omit the “up with”: “Let’s meet them at the diner.”