rule out

ruled out; ruling out; rules out

Definition of rule out

transitive verb

2 : to make impossible : prevent heavy rain ruled out the picnic

Keep scrolling for more

Examples of rule out in a Sentence

another loss would rule them out of the tournament

First Known Use of rule out

circa 1658, in the meaning defined at sense 1

Keep scrolling for more

Learn More about rule out

Time Traveler for rule out

Time Traveler

The first known use of rule out was circa 1658

See more words from the same year

Statistics for rule out

Cite this Entry

“Rule out.” Dictionary, Merriam-Webster, Accessed 28 May. 2020.

Keep scrolling for more

Comments on rule out

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


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

Obscure Shapes

  • a pile of three dimensional shapes in green
  • Something that is ooid is shaped like:
Spell It

Can you spell these 10 commonly misspelled words?

Syn City

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

Love words? Need even more definitions?

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