hob
1 Americannoun
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a projection or shelf at the back or side of a fireplace, used for keeping food warm.
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a rounded peg or pin used as a target in quoits and similar games.
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a game in which such a peg is used.
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Machinery. a milling cutter for gear and sprocket teeth, splines, threads, etc., having helically arranged teeth and fed across the work as the work is rotated.
verb (used with or without object)
noun
idioms
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raise hob, to cause a destructive commotion; behave disruptively.
They raised such hob with their antagonistic questions that the meeting broke up.
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play hob with, to do mischief or harm to.
The child played hob with my radio, and now it won't work at all.
noun
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the flat top part of a cooking stove, or a separate flat surface, containing hotplates or burners
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a shelf beside an open fire, for keeping kettles, etc, hot
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a steel pattern used in forming a mould or die in cold metal
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a hard steel rotating cutting tool used in machines for cutting gears
verb
noun
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a hobgoblin or elf
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a male ferret
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informal to cause mischief or disturbance
Other Word Forms
- hobber noun
- hoblike adjective
Etymology
Origin of hob1
First recorded in 1505–15; variant of obsolete hub “hob (in a fireplace)”; perhaps identical with hub
Origin of hob2
First recorded in 1300–50; Middle English, special use of Hob(be), for Robert or Robin
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Pans are precariously placed on a hob and she is stirring away.
From BBC • Sep. 23, 2025
The cooker hood removes particles generated from the back rings of a hob more easily than from the front rings, where more pollutants can escape into the room.
From Salon • Apr. 24, 2023
Food residue that is stuck on the hob will start to burn as soon as the hob is turned on.
From Salon • Apr. 24, 2023
One trick I have found is cooking hard boiled eggs off in the saucepan of my steamer set whilst steaming veg, gas hob cooking.
From BBC • Sep. 4, 2022
Sitting on the balcony is the owl-faced hob.
From "The Cruel Prince" by Holly Black
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.