collect on (something)(redirected from collecting on)
collect on (something)
To request or pursue something that has been offered or promised to one. Remember when you offered to watch the baby? Well, I need to collect on that now. It's time to collect on that debt he owes me.
collect on something
to take or receive payment on a debt or promise. I have come to collect on your debt. I will have to assign your account to an agency to collect on this bill.