call+to
131call on — or[call upon] {v.} 1. To make a call upon; visit. * /Mr. Brown called on an old friend while he was in the city./ 2. To ask for help. * /He called on a friend to give him money for the busfare to his home./ …
132call-in — /kawl in /, Radio and Television. n. 1. a program in which listeners or viewers phone in comments or questions to the host or a person being interviewed. 2. a live telephone conversation intended for broadcasting between a program s host and a… …
