(US, telephony) A system of telephone dialing in which each digit is transmitted as the equivalent number of pulses.

(US, telephony) A system of telephone dialing in which each digit is transmitted as a burst of a single audio frequency.

(computing, of a connection to a network) Requiring a telephone number to be dialed.

(computing) A network connection that requires a telephone number to be dialed.

a disk with finger holes, used to enter numbers by rotating the disk forward and letting it slide back / a telephone with such a disk

(of a telephone) using a rotary dial, rather than push buttons

(transitive or intransitive) To make a telephone call in an inebriated state against better judgement, typically to a close or former friend.

To have a computer dial a large number of phone numbers in search of devices for exploitation, such as modems or fax machines.

present participle of war-dial

The practice of having a computer dial large numbers of telephone numbers in search of devices that can be exploited, such as fax machines or modems.