duty

[ doo-tee, dyoo- ]

noun

, plural du·ties.

1. something that one is expected or required to do by moral or legal obligation.
2. the binding or obligatory force of something that is morally or legally right; moral or legal obligation.
3. an action or task required by a person's position or occupation; function:

   the duties of a clergyman.

   Synonyms: role, place, concern

4. the respectful and obedient conduct due a parent, superior, elder, etc.

   Synonyms: impost, assessment, task, job, chore, assignment, devoir, charge, burden, obligation, responsibility, commitment, tithe, toll, tariff, levy

5. an act or expression of respect.
6. a task or chore that a person is expected to perform:

   It's your duty to do the dishes.

7. Military.
   1. an assigned task, occupation, or place of service:

      He was on radar duty for two years.

   2. the military service required of a citizen by a country:

      After graduation, he began his duty.

8. Commerce. a specific or ad valorem tax imposed by law on the import or export of goods.
9. a payment, service, etc., imposed and enforceable by law or custom.
10. Chiefly British. tax:

    income duty.

11. Machinery.
    1. the amount of work done by an engine per unit amount of fuel consumed.
    2. the measure of effectiveness of any machine.
12. Agriculture. the amount of water necessary to provide for the crop in a given area.
13. Baby Talk. bowel movement.

duty

/ ˈdjuːtɪ /

noun

1. a task or action that a person is bound to perform for moral or legal reasons
2. respect or obedience due to a superior, older persons, etc

   filial duty

3. the force that binds one morally or legally to one's obligations
4. a government tax, esp on imports
5. 1. the quantity or intensity of work for which a machine is designed
   2. a measure of the efficiency of a machine
6. the quantity of water necessary to irrigate an area of land to grow a particular crop
7. 1. a job or service allocated
   2. ( as modifier )

      duty rota

8. do duty for
   to act as a substitute for
9. off duty
   not at work
10. on duty
    at work

duty

1. A tax charged by a government, especially on an import.

Word History and Origins

Origin of duty¹

First recorded in 1250–1300; Middle English du(e)te, from Anglo-French duete; due, -ty ²

Word History and Origins

Origin of duty¹

C13: from Anglo-French dueté, from Old French deu due

Idioms and Phrases

Idioms

1. do duty, to serve the same function; substitute for:

   bookcases that do duty as room dividers.

2. off duty, not at one's post or work; at liberty:

   They spent their days off duty in hiking and fishing.

3. on duty, at one's post or work; occupied; engaged:

   He was suspended from the force for being drunk while on duty.

More idioms and phrases containing duty

In addition to the idiom beginning with duty , also see above and beyond (the call of duty) ; active duty do one's duty ; double duty ; off duty ; on duty .

Synonym Study

Duty, obligation refer to what one feels bound to do. Duty is what one performs, or avoids doing, in fulfillment of the permanent dictates of conscience, piety, right, or law: duty to one's country; one's duty to tell the truth, to raise children properly. An obligation is what one is bound to do to fulfill the dictates of usage, custom, or propriety, and to carry out a particular, specific, and often personal promise or agreement: financial obligations.

Example Sentences

Her diocese said in a statement she had now begun her return to her clerical duties and would be assisted by another bishop initially.

From BBC

Airlines already pay a duty for each flight someone takes in the UK, a cost that is passed to passengers.

From BBC

Farrell, who will temporarily step aside after Saturday's game to focus on his British and Irish Lions duties, has opted to retain Prendergast in the number 10 jersey.

From BBC

His duties included tasting the prisoner's food in case it was poisoned.

From BBC

She took over presenting duties from Chris Evans in 2019 and will host her show for the final time on 20 December.

From BBC

Related Words

• burden
• business
• charge
• chore
• commission
• commitment
• contract
• function
• job
• need
• obligation
• office
• role
• service
• task
• work