- Hundredfold is defined as 100 times as much.
When you have one bunny and then you have 100 bunnies, this is an example of a time when the number of bunnies increased a hundredfold.
hundredfold definition by Webster's New World
having a hundred times as much or as many
Origin: hundred plush -fold
a hundred times as much or as many: with a (or, British, an)
a number or an amount a hundred times as great