| chat, to converse |
| to run away hurriedly; flee. |
switch (swɪtʃ) ![]() | |
| —n | |
| 1. | a mechanical, electrical, electronic, or optical device for opening or closing a circuit or for diverting energy from one part of a circuit to another |
| 2. | a swift and usually sudden shift or change |
| 3. | an exchange or swap |
| 4. | a flexible rod or twig, used esp for punishment |
| 5. | the sharp movement or blow of such an instrument |
| 6. | a tress of false hair used to give added length or bulk to a woman's own hairstyle |
| 7. | the tassel-like tip of the tail of cattle and certain other animals |
| 8. | any of various card games in which the suit is changed during play |
| 9. | (US), (Canadian) a railway siding |
| 10. | (US), (Canadian) a railway point |
| 11. | informal (Austral) See switchboard |
| —vb | |
| 12. | to shift, change, turn aside, or change the direction of (something) |
| 13. | to exchange (places); replace (something by something else): the battalions switched fronts |
| 14. | chiefly (US), (Canadian) to transfer (rolling stock) from one railway track to another |
| 15. | (tr) to cause (an electric current) to start or stop flowing or to change its path by operating a switch |
| 16. | to swing or cause to swing, esp back and forth |
| 17. | (tr) to lash or whip with or as if with a switch |
| [C16: perhaps from Middle Dutch swijch branch, twig] | |
| 'switcher | |
| —n | |
| 'switchlike | |
| —adj | |
switch definition
|
switch
In addition to the idioms beginning with switch, also see asleep at the switch; bait and switch.
switch
device for opening and closing electrical circuits under normal load conditions, usually operated manually. There are many designs of switches; a common type-the toggle, or tumbler, switch-is widely used in home lighting and other applications. The so-called mercury, or "silent," switch is used extensively for controlling home lighting circuits. The oil switch has its live parts immersed in oil to reduce arcing. The aggregate of switching or circuit-breaking equipment for a power station or a transforming station, frequently located in an outdoor yard (switchyard) beside the station, is usually regarded as switchgear.
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