rim(rim),USA pronunciationn., v.,rimmed, rim•ming. n.
the outer edge, border, margin, or brink of something, esp. 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.
Mechanical Engineeringa drive wheel or flywheel, as on a spinning mule.
Sport[Basketball.]the metal ring from which the net is suspended to form the basket.
Journalismthe outer edge of a usuallyU-shaped copy desk, occupied by the copyreaders. Cf. slot (def. 5).
Metallurgy(in an ingot) an outer layer of metal having a composition different from that of the center.
to furnish with a rim, border, or margin.
Sport(of a golf ball or putt) to roll around the edge of (a hole) but not go in.
Sport[Basketball.](of a basketball) to roll around (the rim of the basket) and not go in.
Wineto coat or encrust the rim of (a glass):Rim each cocktail glass with salt.
bef. 1150; Middle English; Old English -rima (in compounds); cognate with Old Norse rimi raised strip of land, ridge
1.See corresponding entry in Unabridged 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.