hard at (something)
Working diligently on something. I've been trying to get him to do his book report all day, so I'm glad to see that he's finally hard at work. We've been hard at this research for the last three years. Hey, Joe! Geez, you must have been hard at work if you didn't hear me calling your name all that time.
hard at it
Working diligently. I've been trying to get him to do his book report all day, so I'm glad to see that he's finally hard at it. We've been hard at it for the last three years, and now our research is finally paying off! Hey, Joe! Geez, you must have been hard at it if you didn't hear me calling your name all that time.
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.