Definition of duty | Bee Dictionary of English

n the social force that binds you to the courses of action demanded by that force; every opportunity, an obligation; every possession, a duty"- John D.Rockefeller Jr
we must instill a sense of duty in our children
n work that you are obliged to perform for moral or legal reasons
n a government tax on imports or exports

In the cramped wardroom of Admiral Horatio Nelson's 187-year-old flagship Victory last week, a court martial sat in judgment on another British naval hero whose duty was dogged by .
I'm reporting for jury duty (the civil division of the New York Supreme Court, which is what they call the main trial court here) this morning.
And so the case against Cuban comes down to whether or not he had a duty that he breached to Mamma.

Off-duty South St. Paul cop charged with fleeing, DWI
An off-duty South St. Paul cop toppled mailboxes, hit parked cars, almost ran a semitrailer truck off the road and hit a row of gas pumps while allegedly driving drunk Tuesday morning in Rosemount, according to charges filed Friday in Dakota County District Court.
June 15, 2013 - Minneapolis-St. Paul Star Tribune
Off-duty McKinney officer killed in Frisco motorcycle crash
An off-duty McKinney police officer died Monday following a major vehicle collision in Frisco at the intersection of Custer Road and Winding Creek Drive.
June 15, 2013 - The Frisco Enterprise
'Call of Duty: Ghosts' Disappoints With Underwhelming Graphics Overhaul, Deluge Of Scripted Events
I had an open mind and high hopes going into the closed-door demo of Call of Duty: Ghosts at E3. Infinity Ward was showing off their new graphics engine, giving us a lengthy look at new canine companion Riley, and buzz from a few industry contacts pointed to a renewed focus on the PC platform. As it turns out, it's going to take more than a dog and shiny new graphics to save Call of Duty from ...
June 14, 2013 - Forbes

Osama bin Laden in News24
Our duty is to foil these dangerous schemes, which try to prevent the establishment of an Islamic state in Iraq, which would be a wall of resistance against American schemes to divide Iraq,Bin Laden said.
Henry Kissinger in Dallas Morning News
In his understated way, he did his duty as a leader, not as a performer playing to the gallery,Mr. Kissinger said.
Sarah Palin in Independent
It is my duty to always protect our great state,Ms Palin said in a separate, pre-prepared statement released by her office. "With that in mind, my family and I determined that it is best to make a difference this summer, and I am willing...