hot·​box | \ ˈhät-ˌbäks How to pronounce hotbox (audio) \

Definition of hotbox

: a journal bearing (as of a railroad car) overheated by friction

Examples of hotbox in a Sentence

Recent Examples on the Web In the hotbox environment of fall festivals, that kind of disapproval can spell disaster for a potential Oscar contender. David Sims, The Atlantic, "Jojo Rabbit, Joker, and 5 More Movies to Look For This Fall," 16 Sep. 2019 But engineers on the second train halted their progress to fix a hotbox. Lorraine Boissoneault, Smithsonian, "The Hammond Train Wreck of 1918 Killed Scores of Circus Performers," 22 June 2018

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

First Known Use of hotbox

1848, in the meaning defined above

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The first known use of hotbox was in 1848

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Cite this Entry

“Hotbox.” Dictionary, Merriam-Webster, Accessed 20 Feb. 2020.

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