What it means

1. noun too much production or more than expected
2. verb run beyond or past
   “The plane overran the runway”
3. verb seize the position of and defeat
   “the Crusaders overran much of the Holy Land”
4. verb invade in great numbers
   “the roaches infested our kitchen”
5. verb flow or run over (a limit or brim)
6. verb occupy in large numbers or live on a host
   “the Kudzu plant infests much of the South and is spreading to the North”