Whipperin

n. [ 1913 Webster ]

1. A huntsman who keeps the hounds from wandering, and whips them in, if necessary, to the of chase. [ 1913 Webster ]

2. Hence, one who enforces the discipline of a party, and urges the attendance and support of the members on all necessary occasions. [ 1913 Webster ]

a. & n. from Whisper. v. t. [ 1913 Webster ]

Whispering gallery, or
Whispering dome, one of such a form that sounds produced in certain parts of it are concentrated by reflection from the walls to another part, so that whispers or feeble sounds are audible at a much greater distance than under ordinary circumstances. The dome of the U. S. capitol building is one example. [ 1913 Webster +PJC ]