Also, time and again; time and time again. Repeatedly, again and again, as in Time after time he was warned about the river rising, or We've been told time and time again that property taxes will go up next year. The first idiom dates from the first half of the 1600s, the variants from the first half of the 1800s.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.