What is lets catch up sometime?

"Let's catch up sometime" is a common phrase used to indicate a desire to reconnect with someone at a later date. It can be used in a variety of contexts, such as among friends who haven't seen each other in a while, colleagues who want to touch base outside of work, or even former romantic partners who want to rekindle their relationship. The phrase typically implies a casual meeting or social gathering that doesn't have a specific time or place yet. It can be initiated by either party, and the details of the catch-up can be determined later through further communication.