twelve o'clock
midnight
`` We ca n't allow that , you know . '' At this Frank Holden , the leader of the sophomore class , laughed . `` Too bad , fellows , but they 've got you . Term does n't begin until to-morrow and they can sit where they please until twelve o'clock midnight . After that '' -- he turned to Dick and Sam -- `` well , your blood will be on your own heads if you disturb this fence or the benches around the flagstaff . '' `` My gracious ! Frank 's right , term is n't on until to-morrow , '' cried another student .