• a tube used to convey water, gas, oil, or other fluid substances

Synonyms: tube, conduit, hose, main, duct, line, channel, canal, conveyor, pipeline, drain, tubing, piping, siphon, cylinder

• a device for smoking tobacco, consisting of a narrow tube made from wood, clay, etc. with a bowl at one end in which the tobacco is burned, the smoke from which is drawn into the mouth

Synonyms: tobacco pipe, briar (pipe), meerschaum, clay pipe

• a wind instrument consisting of a single tube with holes along its length that are covered by the fingers to produce different notes

Synonyms: whistle, penny whistle, flute, recorder, fife

• a command which causes the output from one routine to be the input for another

• a cask for wine, especially as a measure equal to two hogsheads, usually equivalent to 105 gallons (about 477 litres)

• convey (water, gas, oil, or other fluid substances) through a pipe or pipes

Synonyms: convey, channel, siphon, run, feed, lead, bring

• play (a tune) on a pipe or pipes

Synonyms: play on a pipe

• (of a bird) sing in a high or shrill voice

Synonyms: chirp, cheep, chirrup, twitter, chatter, warble, trill, peep, sing, shrill, squeal, squeak

• decorate (clothing or soft furnishings) with thin cord covered in fabric and inserted into a seam

• arrange (food, particularly icing or cream) in decorative lines or patterns

• propagate (a pink or similar plant) by taking a cutting at the joint of a stem

Synonyms: breed, grow, cultivate, generate