do duty as

idiom

Definition of do duty as

1 : to do the work of (someone or something) did duty as guard
2 : to be used as (something) The backpack she uses at school also does duty as an overnight bag.

Learn More about do duty as

Statistics for do duty as

Cite this Entry

“Do duty as.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/do%20duty%20as. Accessed 29 May. 2020.

Comments on do duty as

What made you want to look up do duty as? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

May 2020 Words of the Day Quiz

  • a blooming wisteria tree
  • Which is a synonym of exiguous?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!