dial-in

Meanings

Adjective

• Of a system or service, accepting incoming connections over a telephone line.
• Of a computer, set up to accept incoming modem calls.
• Dial-up.

Noun

• The act of connecting to a system or service by means of a telecommunication network.
• A driver's estimate of the time required to reach and cross the finish line, used to determine the head start for each vehicle.

Origin

• From the verb phrase dial in.