IZ means "Is."

What does LZ mean in texting?

"Landing Zone" is the most common definition for LZ on Snapchat, WhatsApp, Facebook, Twitter, Instagram, and TikTok.

What does :/ mean in texting?

:/ is an emoticon used to indicate indecision, skepticism, exasperation, and annoyance. The emoticon :/ is one of the most difficult to define. It can indicate a wide range of emotions, including (but not limited to) indecision, skepticism, exasperation, and annoyance.