Meanings relating to a wind instrument. • A wind instrument consisting of a tube, often lined with holes to allow for adjustment in pitch, sounded by blowing into the tube. • A tube used to produce sound in an organ; an organ pipe. • The key or sound of the voice. • A high-pitched sound, especially of a bird. • Meanings relating to a hollow conduit. • A rigid tube that transports water, steam, or other fluid, as used in plumbing and numerous other applications. • A water pipe. • A tubular passageway in the human body such as a blood vessel or the windpipe. • A man's penis. • Meanings relating to a container. • A large container for storing liquids or foodstuffs; now especially a vat or cask of cider or wine. (See a diagram comparing cask sizes.) • The contents of such a vessel, as a liquid measure, sometimes set at 126 wine gallons; half a tun. • Meanings relating to something resembling a tube. • Decorative edging stitched to the hems or seams of an object made of fabric (clothing, hats, curtains, pillows, etc.), often in a contrasting color; piping. • A type of pasta similar to macaroni. • A vertical conduit through the Earth's crust below a volcano through which magma has passed, often filled with volcanic breccia. • One of the goalposts of the goal. • An elongated or irregular body or vein of ore. • An anonymous satire or essay, insulting and frequently libellous, written on a piece of paper which was rolled up and left somewhere public where it could be found and thus spread, to embarrass the author's enemies. • Meanings relating to computing. • A mechanism that enables one program to communicate with another by sending its output to the other as input. • A data backbone, or broadband Internet access. • The character |. • Meanings relating to a smoking implement. • A hollow stem with a bowl at one end used for smoking, especially a tobacco pipe but also including various other forms such as a water pipe. • The distance travelled between two rest periods during which one could smoke a pipe. • A telephone.