intercollegiate adjective 1noun 1forms 1 adjective1 •Between colleges.A certain Phyllis Styles, an intercollegiate prom-trotter, had failed to get her yearly invitation to the Harvard-Princeton game. — 1920 noun1 •A competition between colleges.We want to do better in the intercollegiates. We think we are strong enough for the dual meets, but we want to make a better show in the intercollegiates. — 1916 formsintercollegiates