Definition of keep up
- keep up on international affairs
- rain kept up all night
- keep up with old friends
let's hope that old air conditioner keeps up through this heat wave
kept the house up while the owners were gone
What made you want to look up keep up? Please tell us where you read or heard it (including the quote, if possible).
Merriam-Webster's New Words Quiz—Fall 2017 Edition!
Test your knowledge - and maybe learn something along the way.TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.TAKE THE QUIZ