Real Dictionary

flute
variable noun: A flute is a musical instrument of the woodwind family. You play it by blowing over a hole near one end while holding it sideways to your mouth.

flute in American English
a high-pitched wind instrument consisting of a long, slender tube, played by blowing across a hole near one end: by fingering the holes and keys along its length, the player can produce various tones
to play on the flute
to sing, speak, whistle, etc. in a flutelike tone
intransitive verb: to produce flutelike sounds
noun: a musical wind instrument consisting of a tube with a series of fingerholes or keys, in which the wind is directed against a sharp edge, either directly, as in the modern transverse flute, or through a flue, as in the recorder
transitive verb: to utter in flutelike tones

flute in British English
noun: a wind instrument consisting of an open cylindrical tube of wood or metal having holes in the side stopped either by the fingers or by pads controlled by keys. The breath is directed across a mouth hole cut in the side, causing the air in the tube to vibr
verb: to produce or utter (sounds) in the manner or tone of a flute

flute in Mechanical Engineering
noun: Flutes are lines cut in a spiral into the surface of something, especially in a drill bit.