mop
1 Americannoun
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a bundle of coarse yarn, a sponge, or other absorbent material, fastened at the end of a stick or handle for washing floors, dishes, etc.
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a thick mass of hair.
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a polishing wheel having several layers of cloth secured by a boss.
verb (used with object)
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to rub, wipe, clean, or remove with a mop (often followed byup ).
to mop up a spill.
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to wipe as if with a mop.
to mop the face with a handkerchief.
verb (used without object)
verb phrase
idioms
verb (used without object)
noun
noun
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an implement with a wooden handle and a head made of twists of cotton or a piece of synthetic sponge, used for polishing or washing floors, or washing dishes
-
something resembling this, such as a tangle of hair
verb
verb
noun
noun
Etymology
Origin of mop1
First recorded in 1375–1425; earlier map, late Middle English mappe, shortening f mappel, from Medieval Latin mappula, mappa “handtowel, cloth,” equivalent to Latin mapp(a) “napkin” + -ula -ule
Origin of mop2
First recorded in 1450–1500 for the noun, and in 1560–70 for the verb; perhaps akin to Dutch moppen “to mutter, pout”
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.
As the show began, the singer noticed a puddle at the edge of the stage that could have caused a slip hazard, so he grabbed a towel to mop it up.
From BBC • Mar. 13, 2026
A facility staff member accidentally struck her eye with a mop.
From Slate • Feb. 3, 2026
I rarely straighten my mop of thick, curly hair, and when I do, it’s not always a great experience.
From Salon • Feb. 2, 2026
Now, the roughly half a million barrels a day of Venezuelan crude that China used to mop up will likely be diverted to U.S. refineries along the Gulf Coast.
From The Wall Street Journal • Jan. 12, 2026
The Captain had put chairs on top of tables and was beginning to mop the floor with hot water and disinfectant.
From "Jacob Have I Loved" by Katherine Paterson
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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.