\ ˈkrəd How to pronounce crud (audio) \

Definition of crud

 (Entry 1 of 2)

1a : a deposit or incrustation of filth, grease, or refuse
b : something disgusting : rubbish
c slang : a contemptible person
2 : a usually ill-defined or imperfectly identified bodily disorder
3 dialect : curd


crudded; crudding

Definition of crud (Entry 2 of 2)


Keep scrolling for more

Other Words from crud


cruddy \ ˈkrə-​dē How to pronounce cruddy (audio) \ adjective

Synonyms for crud

Synonyms: Noun

dirt, filth, grime, gunk, muck, smut, soil

Visit the Thesaurus for More 

Examples of crud in a Sentence


I spent an hour scrubbing the crud off the old stove. He complains that there's too much crud on TV these days.

Recent Examples on the Web: Noun

This wasn’t a matter of the creeping-crud sprinting from barn to barn, unabated. San Diego Union-Tribune, "Column: ‘Isolated’ Del Mar virus knocks out Omaha Beach, Game Winner, more," 17 Aug. 2019 In other news, the Pope wears a pointy hat, anything after Shrek 2 was an abomination and Shkodran Mustafi is still crud., "Transfer Rumours: More Newcastle Misery, Inter Try (Another) Lukaku Deal, Gueye's Future & More," 17 July 2019 There have never been as many opportunities to schlep a lot of crud inside an electric vehicle as there are right now. Aarian Marshall, WIRED, "Audi Recalls Some E-Tron SUVs Over a Battery Issue," 10 June 2019 The manifold crud is a sign that Disney, stewards of George Lucas’s franchise since purchasing it for $4.05 billion in 2012, understands the gut appeal of the Star Wars universe. Spencer Kornhaber, The Atlantic, "The Star Wars Park Is a Space-Junk Fantasy," 5 June 2019 The rubber is tough, and doesn’t hold on to any crud. James Lynch, Popular Mechanics, "This One Tool Will Save You from Chapped Lips This Winter," 14 Nov. 2018 In my testing, which largely involved pouring Cheetos dust all over my keyboard (purely by accident, of course), the new Pro did a pretty good job of keeping crud out. David Pierce, WSJ, "Apple Fixed the MacBook Keyboard, But It’s Only For Pros," 22 July 2018 In other words, just like an iceberg, most of the suspected saucer's bulk is invisible — hidden by a sea of loose crud. NBC News, "Here's the scientific explanation for that 'alien spaceship' on Mars," 23 June 2018 The caked-on crud will come up with a simple swipe of a sponge. NBC News, "How to spring clean like a pro," 10 Aug. 2017

Recent Examples on the Web: Verb

Just apply gentle pressure, rinsing the scraper or toothbrush off after each pass to avoid re-depositing all that crud back on your tongue. Lindsey Lanquist, SELF, "Your Tongue Is Probably Filthy, Here’s How to Clean It," 18 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'crud.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of crud


14th century, in the meaning defined at sense 3


14th century, in the meaning defined above

History and Etymology for crud


Middle English curd, crudd

Keep scrolling for more

Learn More about crud

Dictionary Entries near crud







crude drug

Statistics for crud

Last Updated

27 Aug 2019

Look-up Popularity

Time Traveler for crud

The first known use of crud was in the 14th century

See more words from the same century

Keep scrolling for more

More Definitions for crud



English Language Learners Definition of crud

: a dirty or greasy substance
chiefly US : something unpleasant or worthless

More from Merriam-Webster on crud

Rhyming Dictionary: Words that rhyme with crud

Thesaurus: All synonyms and antonyms for crud

Comments on crud

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


readily or continually undergoing change

Get Word of the Day daily email!

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
True or False

Test your knowledge - and maybe learn something along the way.

Add Diction

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!