have enough, a lot, etc. on your plate

have a lot on (one's) plate

To have a lot to do. I just have a lot on my plate right now while I'm finishing up my degree and doing this huge project for work.
See also: have, lot, on, plate

have enough on (one's) plate

To be sufficiently busy or preoccupied with work, problems, or difficulties as to be unable or unwilling to cope with anything more. I really wish I could help you move this weekend, but I have enough on my plate as it is!
See also: enough, have, on, plate

have enough, a lot, etc. on your ˈplate

(informal) have enough, a lot of things, etc. to do or be responsible for: I can’t help you next week, I’ve got too much on my plate.She has a lot on her plate at the moment; that’s why she looks so worried all the time.
See also: have, on, plate