tapped

To furnish with taps.

“If we tap the maple trees, we can get maple syrup!”

To draw off liquid from a vessel.

“He tapped a new barrel of beer.”

To deplete, especially of a liquid via a tap; to tap out.

To exploit.

“Businesses are trying to tap the youth market.”

To place a listening or recording device on a telephone or wired connection.

“They can't tap the phone without a warrant.”

To intercept a communication without authority.

“He was known to tap cable television.”

To cut an internal screw thread.

“Tap an M3 thread all the way through the hole.”

To turn or flip a card or playing piece to remind players that it has already been used that turn (by analogy to "tapping," in the sense of drawing on to the point of temporary exhaustion, the resources or abilities represented by the card).

To cadge, borrow or beg.

“I tried to tap a cigarette off him, but he wouldn't give me one.”

To drain off fluid by paracentesis.

To advance someone for a post or job, or for membership of a club.

“Trump interviewed Mueller for FBI job day before he was tapped for special counsel.”

To strike lightly.

“She tapped him on the shoulder to get his attention.”

To touch one's finger, foot, or other body parts on a surface (usually) repeatedly.

“He was so nervous he began to tap his fingers on the table.”

To make a sharp noise.

“The tree, swaying in the breeze, began to tap on the window pane.”

To operate an electronic device (e.g. a mobile phone) by tapping a specific place on its (capacitive or other) touch screen.

To designate for some duty or for membership, as in 'a tap on the shoulder'.

To have sexual intercourse with.

“I would tap that hot girl over there.”

To submit to an opponent by tapping one's hand repeatedly.

To force (an opponent) to submit.

To put a new sole or heel on.

“to tap shoes”

Furnished with active taps (e.g. a keg or a maple tree)

Of a card or playing piece, used up for the current turn