noun A woodwind instrument consisting of a tube with a row of holes that produce sound through vibrations caused by air blown across the edge of the holes, often tuned by plugging one or more holes with a finger; the Western concert flute, a transverse side-blown flute of European origin.
noun A recorder, also a woodwind instrument.
noun A glass with a long, narrow bowl and a long stem, used for drinking wine, especially champagne.
noun A lengthwise groove, such as one of the lengthwise grooves on a classical column, or a groove on a cutting tool (such as a drill bit, endmill, or reamer), which helps to form both a cutting edge and a channel through which chips can escape.
noun A semicylindrical vertical groove, as in a pillar, in plaited cloth, or in a rifle barrel to cut down the weight.