v.1. To move fast enough to attain the same progress as someone or something: The runner caught up to the leader on the last lap of the race.
2. To become equal or on a par with someone or something: I finally caught up with my brother in height.
3. To bring some activity to completion or to a state of currentness: On the weekends, I catch up on reading the daily newspapers because I don't have time during the week.
4. To bring someone up to date; brief someone: Let me catch you up on all the gossip. I read the Sunday newspaper to catch up on the news.
5. To seize or lift something suddenly: The wind caught up the umbrella and carried it off. I wasn't holding onto the balloon very tightly, and the wind caught it up and sent it sailing away.
6. To involve someone in something, often unwillingly. Used chiefly in the passive: The senator was caught up in the scandal.
7. To captivate or enthrall someone. Used chiefly in the passive: Perhaps I shouldn't have proposed to you, but I was caught up in the mood of the evening.