A Quick and Simple Dictionary

tap

1. (initialism) .  think aloud protocol.
2. (initialism) .  talk aloud protocol.
3. Noun.  A tapering cylindrical pin or peg used to stop the vent in a cask; a spigot.
4. Noun.  A device used to dispense liquids.
5. Noun.  A device used to cut an internal screw thread. (External screw threads are cut with a die.).
6. Noun.  A connection made to an electrical or fluid conductor without breaking it.
7. Noun.  An interception of communication with authority.
8. Verb.  To furnish with taps.
9. Verb.  To draw off liquid from a vessel.
10. Verb.  To place a listening or recording device on a telephone or wired connection. (defdate, from 19th c.) .
11. Verb.  To intercept a communication without authority.
12. Verb.  (context, mechanical) To cut an internal screw thread.
13. Noun.  Device used to listen in secretly on telephone calls. (defdate, from 20th c.) .
14. Verb.  To strike lightly. (defdate, from early 13th c.) .
15. Verb.  To touch one's finger, foot, or other body parts on a surface (usually) repeatedly.
16. Verb.  To make a sharp noise.
17. Verb.  To designate for some duty or for membership, as in 'a tap on the shoulder'. (defdate, from mid-20th c.) .
18. Verb.  (slang, transitive) To have sexual intercourse with.
19. Verb.  (context, combat sports) To submit to an opponent by tapping one's hand repeatedly.
20. Verb.  (context, combat sports) To force (an opponent) to submit.
21. Noun.  A repeated touching of one's hands, foot or other body part.