Synonym: assignment, charge, chore, function, job, obligation, responsibility, tariff, task, tax, toll, work. Similar words: on duty, Dutch, beauty, deputy. Meaning: ['djuːtɪ] 
n. 1. work that you are obliged to perform for moral or legal reasons 2. the social force that binds you to the courses of action demanded by that force 3. a government tax on imports or exports.
n. 1. work that you are obliged to perform for moral or legal reasons 2. the social force that binds you to the courses of action demanded by that force 3. a government tax on imports or exports. 
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91. I felt duty bound to help.
92. They always acquit themselves of their duty very well.
93. Beer for personal use is exempt from duty.
94. The general had an unswerving devotion to duty.
95. She was severely criticized for neglect of duty.
96. She is on night duty at the hospital.
97. He was wounded in the pursuance of his duty.
98. He was on duty and in uniform.
99. The night watch comes on duty soon.
100. People have a moral duty to obey the law.
101. He never flinched from doing his duty.
102. At 10.45 p.m. she reported for night duty.
103. I feel it is my civic duty to vote.
104. He was excused as physically unfit for duty.
105. I was on duty morning, noon,[www.Sentencedict.com] and night.
106. We have a duty to care for the refugees.
107. The officers on duty were visibly overcome, many of them in tears.
108. It was Mrs Dearden's day off, and Paul was on duty in her place.
109. You feel that you have to do your duty by your children.
110. They neglect their duty at the least hint of fun elsewhere.
111. They claim that the wine is for personal use and so evade the duty.
112. The police officer was accused of neglecting his duty .
113. It is part of the chairman's duty to keep each speaker to the point to avoid wasting time.
114. The duty to protect my sister is prior to all others.
115. Many Americans felt it was their patriotic duty to buy bonds to support the war effort.
116. But, in the interim, we obviously have a duty to maintain law and order.
117. The soldier avoided military duty by shooting away one of his toes.
118. Don't you deem that it is your duty to help?
119. We are duty bound to justify how we spend our funds.
120. My mother waxed eloquent on the theme of wifely duty.