To save this word, you'll need to log in.
hot·box | \ ˈhät-ˌbäks 
\
\Definition of hotbox
: a journal bearing (as of a railroad car) overheated by friction
Keep scrolling for more
Comments on hotbox
What made you want to look up hotbox? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
More Confusing Words—Quiz
- The magician
______moved the selected card to the top of the deck.
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
- More Confusing Words—Quiz
How many of these commonly confused words do you know?
Take the quiz - Name that Thing: Toys and Games Edition
It's all fun and games until someone beats your high score.
Take the quiz - Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz - Bee Cubed
Listen to the words and spell through all three levels.
Play the game
Share hotbox
Time Traveler for hotbox
The first known use of hotbox was in 1848
See more words from the same year