Of or relating to communication by transmitting electromagnetic signals through the air, an apparatus or contrivance for wireless telephony, Of or relating to communication without a wired connection, such as by radio waves, noun_ uncountable The medium of radio communication, a communication system based on broadcasting electromagnetic waves, uncountable Wireless connectivity to a computer network, verb_ To send a message by wireless (by radio), transitive & intransitive verb_ To communicate with or send communications by wireless