- The definition of thousandfold is something that is a thousand times more than something else.
An example of thousandfold is the noise level of 1,000 people as compared to one person; a thousandfold increase.
Origin of thousandfoldthousand + -fold
- By a factor of a thousand.
Old English Ã¾Å«sendfeald, corresponding to thousand +"Ž -fold.