Had a lot on - Idioms by The Free Dictionary
have a lot on (redirected from had a lot on)
have a lot on
To have several things scheduled; to have multiple things happening at a particular time. Unfortunately, I have a lot on this weekend, so I can't hang out.
(not) have a lot, anything, etc. ˈon be busy/not busy: I’m sorry I can’t come with you, but I’ve got a lot on at the moment. ♢ I haven’t got much on next week, so I might be able to spend some time with the kids.