on (one's) plate
A non-specific way to speak of all the tasks or responsibilities that one must address. I'm sorry I'm late, I just have so much on my plate right now. I'll handle the report—I know you've got a lot on your plate right now with the merger and all.
on your plate
occupying your time or energy. chiefly British 1999 Vikram Seth Equal Music At the moment, I may as well tell you, it'll be a relief not to do it. I've got a lot on my plate—too much.