catch (one) later
slang To see or talk to one at a later time. I have to go now—catch you later. That's fine, I'll catch him later, once we're both in the office.
catch you later
See you later; we will meet again later (at an unspecified time). OK, I've got to go—catch you later! That was a really great time. I'll catch you later, man.
(I'll) catch you later.
Inf. I will talk to you later. Mary: Got to fly. See you around. Sally: Bye. Catch you later. John: I have to go to class now. Bill: Okay, catch you later.
Catch you later
sent. I will talk to you again when I next see you. Sorry, gotta rush. Catch you later.
catch you later
Informal Used to express good-bye.