Definition of hotbox
: a journal bearing (as of a railroad car) overheated by friction
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Recent Examples of hotbox from the Web
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Kevin went to find the hotbox, straining to bring in their mismatched furniture.
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After the visit to Highbridge, A Boogie’s S.U.V. made its way to Blast Off Productions near Times Square, a tiny hotbox of a studio with Drake platinum plaques on the lobby wall and speakers strong enough to shake the doors.
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
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