✨📕 The NEWThe NEW Collegiate Dictionary, 12th Edition Over 5,000 words added — Buy Now! Collegiate DictionaryBuy Now!
ruder; rudest
1
: lacking refinement or delicacy:
a
: offensive in manner or action : discourteous
shocked by their rude behavior
It was rude to keep us waiting.
b
: inelegant, uncouth
had rude table manners
e
: coarse, vulgar
rude jokes/language
2
a
: being in a rough or unfinished state : crude
b
: natural, raw
rude cotton
c
: primitive, undeveloped
… peasants use rude wooden plows …Jack Raymond
d
: simple, elemental
… we spread a rude sort of awning …Herman Melville
3
: marked by or suggestive of lack of training or skill : inexperienced
rude workmanship
4
: robust, sturdy
in rude health
5
: occurring abruptly and disconcertingly
a rude awakening
rudely adverb
Choose the Right Synonym for rude

rude, rough, crude, raw mean lacking in social refinement.

rude implies ignorance of or indifference to good form; it may suggest intentional discourtesy.

rude behavior

rough is likely to stress lack of polish and gentleness.

rough manners

crude may apply to thought or behavior limited to the gross, the obvious, or the primitive.

a crude joke

raw suggests being untested, inexperienced, or unfinished.

turning raw youths into polished performers

Examples of rude in a Sentence

I was shocked by her rude behavior. I can't believe that he was so rude to me. I heard someone make a rude noise.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
As luck would have it, while living like a character out of an Austen novel, Jane meets a standoffish man who initially comes off as rude and pretentious. Andrea Wurzburger, PEOPLE, 29 Nov. 2025 That impulse extends to dealing with occasional rude customers at her day gig, where the coworkers are nice but the boss, family-business heir Maxwell Sterling (Peter Serafinowicz), is one nasty cold fish. Dennis Harvey, Variety, 27 Nov. 2025 The Trinidadian writer Harold Sonny Ladoo’s novel Yesterdays is relentlessly rude and crude, but also bold, experimental, truthfully ugly, and unforgettable. Colin Grant, The New York Review of Books, 27 Nov. 2025 Killing him off would honestly be so rude at this point. Maggie Fremont, Vulture, 27 Nov. 2025 See All Example Sentences for rude

Word History

Etymology

Middle English, from Anglo-French, from Latin rudis; probably akin to Latin rudus rubble

First Known Use

14th century, in the meaning defined at sense 5

Time Traveler
The first known use of rude was in the 14th century

Cite this Entry

“Rude.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rude. Accessed 1 Dec. 2025.

Kids Definition

rude

adjective
ruder; rudest
1
2
: not refined or cultured
3
: being sudden and forceful
a rude awakening
4
: being in a rough or unfinished state : roughly made
rudely adverb
rudeness noun

More from Merriam-Webster on rude

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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