to wake the dead, loud enough
Very loud, as in That band is loud enough to wake the dead. This hyperbolic expression dates from the mid-1800s.
Words nearby to wake the dead, loud enough
to the point, to the teeth, to the tune of, to the victor belong the spoils, to the wall, to wake the dead, loud enough, to whom it may concern, to windward, to wit, to-and-fro, to-be
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.