card·board
ˈkärd-ˌbȯrd 
: a material made from cellulose fiber (such as wood pulp) like paper but usually thicker
1
: made of or as if of cardboard
2
: unreal, stereotyped
a play with cardboard characters
Examples of cardboard in a Sentence
Noun
Cover the windows with cardboard.
Adjective
The play had cardboard characters.
Recent Examples on the Web
Alyce Collins, MSNBC Newsweek, 2 Sep. 2025
Inspired by a pile of cardboard and constructed using the same material, Frank Gehry’s luxe Wiggle chair functions as the perfect compact statement piece that will slot right in next to a library bookshelf or stand on its on in an ultramodern space.
—Kate McGregor, Architectural Digest, 2 Sep. 2025
Alexander Puutio, Forbes.com, 29 Aug. 2025
Polos, walking home from the theatre late at night, still wearing his makeup, ashes in a cardboard urn in his backpack.
—Anne Carson, New Yorker, 21 Aug. 2025
See All Example Sentences for cardboard
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Noun
Joey the rescue cat sitting on the couch and stretching out in a cardboard box.
—Alyce Collins, MSNBC Newsweek, 2 Sep. 2025
Inspired by a pile of cardboard and constructed using the same material, Frank Gehry’s luxe Wiggle chair functions as the perfect compact statement piece that will slot right in next to a library bookshelf or stand on its on in an ultramodern space.
—Kate McGregor, Architectural Digest, 2 Sep. 2025
Adjective
The packaging may still arrive in a box, but the business inside has moved far beyond the cardboard era.
—Alexander Puutio, Forbes.com, 29 Aug. 2025
Polos, walking home from the theatre late at night, still wearing his makeup, ashes in a cardboard urn in his backpack.
—Anne Carson, New Yorker, 21 Aug. 2025
See All Example Sentences for cardboard
Cite this Entry
“Cardboard.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cardboard. Accessed 11 Sep. 2025.
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