definition of roll call
Wiktionary(0.00 / 0 votes)Rate this definition: 1  roll call(Noun) the reading aloud of a list of names, and subsequent responses, in order to determine who is present or absent. 2  roll call(Noun) the time of day fixed for such an event. 3  roll call(Noun) such an event in a legislative body in order to determine if a quorum exists.