Definitions
1.nounThe technology that allows for the transmission of sound or other signals by modulation of electromagnetic waves.
2.nounA device that can capture (receive) the signal sent over radio waves and render the modulated signal as sound.
3.nounOn-board entertainment system in a car, usually including a radio receiver as well as the capability to play audio from recorded media.
4.nounA device that can transmit radio signals.
5.nounThe continuous broadcasting of sound via the Internet in the style of traditional radio.
6.verbTo use two-way radio to transmit (a message) (to another radio or other radio operator)."I think the boat is sinking; we'd better radio for help. / I radioed him already. / Radio the coordinates this time. / OK. I radioed them the coordinates."
7.verbTo order or assist (to a location), using telecommunications.