TAPv.t.
To strike with something small, or to strike a very gentle blow; to touch gently; as, to tap one with the hand; to tap one on the shoulder with a cane.
TAPv.i.
To strike a gentle blow. He tapped at the door.
TAPv.t.
1. To pierce or broach a cask, and insert a tap.
2. To open a cask and draw liquor.
3. To pierce for letting out a fluid; as, to tap a tumor; to tap a dropsical person.
4. To box, or bore into; as, to tap a maple tree to obtain the sap for making sugar.
TAPn.
A gentle blow; a slight blow with a small thing.
She gives her right hand woman a tap on the shoulder.
1. A spile or pipe for drawing liquor from a cask.