dead set

idiom

Definition of dead set

: firmly determined The mayor was dead set against [=strongly opposed to] the plan. She was dead set on [=completely certain about] going to college.

Learn More About dead set

Dictionary Entries Near dead set

Dead Sea apple

dead set

dead sheave

See More Nearby Entries 

Statistics for dead set

Cite this Entry

“Dead set.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dead%20set. Accessed 3 Dec. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

True or False

Test your knowledge - and maybe learn something 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!