click

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A brief, sharp sound: the click of a door latch.
2. n. A mechanical device, such as a pawl, that snaps into position.
3. n. Computer Science An instance of pressing down and releasing a button on a pointing device, such as a mouse.
4. n. Linguistics Any of various implosive stops, such as that of English tsk, produced by raising the back of the tongue to make contact with the palate and simultaneously closing the lips or touching the teeth or alveolar ridge with the tip and sides of the tongue, and found as phonemic consonants especially in the Khoisan and some Bantu languages. Also called suction stop. See Usage Note at !Kung.
5. v. To produce a click or series of clicks.
6. v. Computer Science To press down and release a button on a pointing device in order to select an item on a display screen or activate a command or function.
7. v. Slang To be a great success: The play clicked on Broadway.
8. v. Slang To function well together; hit it off.
9. v. Slang To become clear; fall into place.
10. v. To cause to click, as by striking together: clicked his heels.
11. v. Computer Science To press down and release (a button on a pointing device). Often used with on.

Century Dictionary and Cyclopedia

1. To make a small sharp sound, or a succession of weak sharp sounds, as by a gentle blow; tick.
2. To move with a clicking sound.
3. Sometimes spelled klick.
4. n. A small sharp sound: as, the click of a latch; the click of a pistol.
5. n. A cluck-like sound, used in the alphabets of certain languages, especially the Hottentot and neighboring tongues in South Africa. It is made by pressing the tip or edge of the tongue against the roof of the mouth, and withdrawing it by a sucking action. There are different clicks, according as different parts of the tongue are used; and guttural sounds are combined in utterance with them. Also called cluck.
6. n. In machinery, a small bar which moves backward and forward, and at every forward stroke enters the teeth of a ratchet-wheel or rack, which it pushes forward, leaving it at rest during the backward stroke. Also called clicker.
7. n. The latch of a door.
8. To snatch; clutch: as, he clicked it out o' my hands.
9. To overreach, as a horse, and strike the front of the hind foot against the shoe of the fore foot, making a clicking sound.

Wiktionary

1. n. A brief, sharp, not particularly loud, relatively high-pitched sound produced by the impact something small and hard against something hard, such as by the operation of a switch, a lock or a latch, or a finger pressed against the thumb and then released to strike the hand.
2. n. An ingressive sound made by coarticulating a velar or uvular closure with another closure.
3. n. Sound made by a dolphin.
4. n. The act of operating a switch, etc, so that it clicks.
5. n. The act of pressing a button on a computer mouse.
6. n. A kilometre.
7. n. The term used to show approval, acceptance, or general agreement.
8. n. alternative spelling of klick.
9. v. To cause to make a click, eg to operate (a switch, etc) so that it makes a click.
10. v. To press and release (a button on a computer mouse).
11. v. To select a software item using, usually, but not always, the pressing of a mouse button.
12. v. To visit a web site. (Used in Advertising)
13. v. Visit a location, call, or click www.example.com
14. v. To emit a click.
15. v. To click the left button of a computer mouse while pointing.
16. v. To make sense suddenly.
17. v. To get on well at a first meeting.
18. interj. The sound of a click.

GNU Webster's 1913

1. v. To make a slight, sharp noise (or a succession of such noises), as by gentle striking; to tick.
2. v. To move with the sound of a click.
3. v. To cause to make a clicking noise, as by striking together, or against something.
4. n. A slight sharp noise, such as is made by the cocking of a pistol.
5. n. A kind of articulation used by the natives of Southern Africa, consisting in a sudden withdrawal of the end or some other portion of the tongue from a part of the mouth with which it is in contact, whereby a sharp, clicking sound is produced. The sounds are four in number, and are called cerebral, palatal, dental, and lateral clicks or clucks, the latter being the noise ordinarily used in urging a horse forward.
6. v. To snatch.
7. n. A detent, pawl, or ratchet, as that which catches the cogs of a ratchet wheel to prevent backward motion. See Illust. of ratched wheel.
8. n. The latch of a door.

WordNet 3.0

1. n. a short light metallic sound
2. v. make a clicking or ticking sound
3. n. a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward
4. n. a stop consonant made by the suction of air into the mouth (as in Bantu)
5. v. click repeatedly or uncontrollably
6. v. produce a click
7. v. move or strike with a noise
8. v. make a clucking sounds, characteristic of hens
9. n. depression of a button on a computer mouse
10. v. cause to make a snapping sound
11. v. become clear or enter one's consciousness or emotions