cinder block

noun

: a hollow rectangular building block made of cement and coal cinders

Examples of cinder block in a Sentence

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.
The investigator got on her knees and noticed that the white paint on one cinder block in the partition was less glossy than the paint on the others. James Verini, New Yorker, 2 Mar. 2026 My calves turned into dense, heavy cinder blocks. Dimity McDowell, Time, 24 Feb. 2026 New recruits were asked to perform various exercises in freezing cold weather while holding a 70-pound cinder block, the Daily Iowan reported. Lucia Cheng, Des Moines Register, 20 Feb. 2026 This raised garden bed is made of cinder blocks covered with stucco and finished to look like concrete. Leanne Potts, Better Homes & Gardens, 10 Feb. 2026 See All Example Sentences for cinder block

Word History

First Known Use

1922, in the meaning defined above

Time Traveler
The first known use of cinder block was in 1922

Browse Nearby Words

Cite this Entry

“Cinder block.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cinder%20block. Accessed 5 Mar. 2026.

Kids Definition

cinder block

noun
: a building block made of cement and coal cinders
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!

More from Merriam-Webster