/ rɪm; NAmE / noun , verb
■ noun
1.
the edge of sth in the shape of a circle :
He looked at them over the rim of his glass.
The rims of her eyes were red with crying.
spectacles with gold rims
—picture at edge
2.
the metal edge of a wheel onto which the tyre is fixed
—picture at bicycle
3.
-rimmed adjective having a particular type of rim :
gold-rimmed spectacles
red-rimmed eyes (= for example, from crying)
—see also horn-rimmed
■ verb
( -mm- ) [ vn ] [ often passive ] ( formal ) to form an edge around sth
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WORD ORIGIN
Old English rima a border, coast ; compare with Old Norse rimi ridge, strip of land (the only known cognate).