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[rim] /rɪm/
the outer edge, border, margin, or brink of something, especially of a circular object.
any edge, margin, or frame added to or around a central object or area.
the outer circle of a wheel, attached to the hub by spokes.
a circular strip of metal forming the connection between an automobile wheel and tire, either permanently attached to or removable from the wheel.
a drive wheel or flywheel, as on a spinning mule.
Basketball. the metal ring from which the net is suspended to form the basket.
Journalism. the outer edge of a usually U -shaped copy desk, occupied by the copyreaders.
Compare slot1 (def 5b).
Metallurgy. (in an ingot) an outer layer of metal having a composition different from that of the center.
verb (used with object), rimmed, rimming.
to furnish with a rim, border, or margin.
(of a golf ball or putt) to roll around the edge of (a hole) but not go in.
Basketball. (of a basketball) to roll around (the rim of the basket) and not go in.
to coat or encrust the rim of (a glass):
Rim each cocktail glass with salt.
Origin of rim
before 1150; Middle English; Old English -rima (in compounds); cognate with Old Norse rimi raised strip of land, ridge
Related forms
rimless, adjective
1. lip, verge. Rim, brim refer to the boundary of a circular or curved area. A rim is a line or surface bounding such an area; an edge or border: the rim of a glass. Brim usually means the inside of the rim, at the top of a hollow object (except of a hat), and is used particularly when the object contains something: The cup was filled to the brim.
1. center. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for rim
Contemporary Examples
Historical Examples
  • The laboratory was on the Northern rim of the field, a ten-minute drive from the auditorium.

    The Second Voice Mann Rubin
  • He was two-thirds of the way along the spoke to the rim when it happened.

    The Stars, My Brothers Edmond Hamilton
  • On the rim of the marble basin in the center of this hall some red stains were seen.

    A Trip to the Orient Robert Urie Jacob
  • He ran his finger round the rim of his cap where it lay on the floor beside him.

    The Fifth Queen Crowned Ford Madox Ford
  • Typically, they contain a basin-shaped depressed area that is surrounded by a rim.

British Dictionary definitions for rim


the raised edge of an object, esp of something more or less circular such as a cup or crater
the peripheral part of a wheel, to which the tyre is attached
(basketball) the hoop from which the net is suspended
verb (transitive) rims, rimming, rimmed
to put a rim on (a pot, cup, wheel, etc)
(slang) to lick, kiss, or suck the anus of (one's sexual partner)
(ball games) (of a ball) to run around the edge of (a hole, basket, etc)
Word Origin
Old English rima; related to Old Saxon rimi, Old Norse rimi ridge


Mauritania (international car registration)
Word Origin
From République Islamique de Mauritanie
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for rim

Old English rima "edge, border, verge, coast," as in særima "seashore," literally "rim of the sea," and dægrima "dawn," literally "rim of the day." Related to Old Norse rime, rimi "a raised strip of land, ridge," Old Frisian rim "edge," but with no other known cognates. The snare drummer's rim shot (striking the rim and the head at once) is recorded from 1934.


1794, "to fit with a rim," from rim (n.). Sexual senses from 1920s, some perhaps influenced by ream (v.). Related: Rimmed; rimming.

Online Etymology Dictionary, © 2010 Douglas Harper
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rim in Medicine

rim (rĭm)
The border, edge, or margin of an organ or a part.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Slang definitions & phrases for rim



To lick or suck the anus (1959+ Homosexuals)

Related Terms


The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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Related Abbreviations for rim


Mauritania (international vehicle ID)
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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