Definitions
1.nounAn act of catching up or attempting to catch up.
2.nounAn amount, a thing, or a receipt or repetition of information that enables one to catch up.
3.verbTo pick up suddenly.
4.verbTo entangle."The speaker wires have got caught up with the wires from the lights."
5.verbTo be brought up to date with news."I hadn't seen her for so long. It was great to catch up."
6.verbTo bring (someone) up to date with the news."After Alice's vacation, her boss caught her up on policy changes."
7.verbTo reach something that had been ahead."I'll go ahead and you can catch me up later."
8.verbTo compensate for or make up a deficiency.
9.verbTo finally reach something inevitable.