1. the social force that binds you to the courses of action demanded by that force

- we must instill a sense of duty in our children

- every right implies a responsibility; every opportunity, an obligation; every possession, a duty

Similar word(s): obligation, responsibility

Definition categories: act

2. work that you are obliged to perform for moral or legal reasons

Definition categories: act, work

3. a government tax on imports or exports

Similar word(s): tariff

Definition categories: possession

Sentences with duty as a noun:

- We don't have a duty to keep you here.

- I’m on duty from 6 pm to 6 am.