noun

• (by extension)
• (by extension)
  "We don’t have bottled water; you’ll have to get it from the tap."
• To click on something usually a device.
• To click on something usually a device.
  "telephone tap"

verb

• (transitive)
• (transitive)
  "He tapped the ten-year-old whiskey from its barrel."
• (transitive)
  "It is a hard thing to empty the vvater contained in the breaſt, becauſe the vvaies are not open by vvhich it ſhould be brought forth. Therefore Hippocrates doth adviſe to open the ſide, vvhich becauſe vve never ſee practiſed, and never read in any Author that it vvas done vvith good ſucceſs, vve cannot abſolutely approve; and vve may ſpeak of it as vve have of the Opening or Tapping for the Dropſie, in its proper Chapter."
• (transitive)
  "Businesses are trying to tap the youth market."

verb

• (transitive)
  "She tapped him on the shoulder to get his attention."
• (transitive)
  "We are certainly scented here, and I walk about like a barrel of beer at Christmas, under hourly apprehension of being tapped!"
• (transitive)
  "I would tap that hot girl over there."
• (transitive)
  "Heard that, too, Rose said. A thirtyeight revolver. Only you tapped him with a rifle from a hundred yards out."

noun

• (countable)
  "When Steve felt a tap on his shoulder, he turned around."
• (countable)
  "For to the first floor his duties never took him, at this period, nor to the second, once he had made his bed, and swept clean his little room, which he did every morning the first thing, before coming down, on an empty stomach. Whereas Erskine never did a tap on the ground floor, but all his duties were on the first floor."
• (countable)
• (countable)