follow Dictionary.com

Do you know ghouls from goblins and ghosts?

do one's duty

.
Do one's tasks or what is expected of one. For example, He was only doing his duty when he made the children finish their work. [ Early 1500s ]
.
Defecate or urinate, as in Please keep the dog outdoors until he does his duty. This euphemism for attending to such needs is heard less often today. [ 1930s ]
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Word Value for do

3
3
Scrabble Words With Friends

Quotes with do one's duty