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
David Zahniser, Los Angeles Times, 25 Apr. 2026
The same goes for any cardboard with a glossy coating.
—Brandee Gruener, Southern Living, 24 Apr. 2026
Anna Ortiz, Chicago Tribune, 26 Feb. 2026
The backing of a tracing paper pad is typically cardboard and semiflexible.
—Bestreviews, Mercury News, 20 Feb. 2026
See All Example Sentences for cardboard
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Noun
In June, a 24-year-old was detained after officers found seven Amazon parrots in a cardboard box on his passenger floorboard.
—David Zahniser, Los Angeles Times, 25 Apr. 2026
The same goes for any cardboard with a glossy coating.
—Brandee Gruener, Southern Living, 24 Apr. 2026
Adjective
Families and friends pile into cardboard watercraft of their own construction to commandeer through a course that, most of the time, ends with sinking vessels.
—Anna Ortiz, Chicago Tribune, 26 Feb. 2026
The backing of a tracing paper pad is typically cardboard and semiflexible.
—Bestreviews, Mercury News, 20 Feb. 2026
See All Example Sentences for cardboard
Cite this Entry
“Cardboard.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cardboard. Accessed 28 Apr. 2026.
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