verb
dun
To repeatedly demand payment of a debt.
The creditor dunned him for payment.
Etymology
Origin uncertain. The debt-collection verb does not share an established ancestry with dun, the color.
More examples
- The company kept dunning customers with overdue accounts.
- She was tired of being dunned for a disputed debt.
- The letter threatened to dun him again next week.
Forms
dun · duns · dunned · dunning