“Hit it off” It’s when two people meet and their personalities click so fast it feels like their brains are already on the same Wi-Fi network. No awkward small talk, no warming up period — you just vibe instantly and the conversation keeps itself going. Example: I was dreading the group project because I didn’t know anyone, but me and Alex met for coffee and we hit it off immediately. Two hours later we’d planned the whole thing and were making jokes like we’d known each other for years.