[noun] work that you are obliged to perform for moral or legal reasons; "the duties of the job"
[noun] the social force that binds you to your obligations and 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"- John D.Rockefeller Jr Synonyms:responsibility, obligation
[noun] a government tax on imports or exports; "they signed a treaty to lower duties on trade between their countries" Synonyms:tariff
