duty

noun
B1
OPAL
1
B1
something that you feel you have to do because it is your moral or legal responsibility
وظیفه, تعهد, مسئولیت
2
B2
the work that is your job
وظیفه, کار, مسئولیت
Report for duty at 8 a.m.
He was the duty manager that day.
see also active duty, jury duty, night duty, point duty, tour of duty
3
B2
tasks that are part of your job
وظیفه, مسئولیت, تکلیف
I spend a lot of time on administrative duties.
The princess has taken on her mother's official duties.
to perform/fulfil/discharge your duties
Your duties will include greeting visitors and answering the phone.
see also heavy-duty
4
a tax that you pay on things that you buy, especially those that you bring into a country
عوارض گمرکی, حقوق گمرکی, حقوق ورودی
customs/excise/import duties
duty on wine and beer
The US imposed a duty on imports.
see also death duty, stamp duty