His depilatory failed, but he did not despair.

He put it on the market under another name as a depilatory, and amassed a substantial fortune.

The first time I heard him use the expression was after the failure of a patent depilatory which he promoted. Jeeves, I said, what on earth are you talking about?

See also Hair removal Shaving Depilatory References External links Laser Facts (US Food and Drug Administration) Additional Information on Removing Hair Safely American Academy of Dermatology, Public Resource Center, Laser Hair Removal American Society for Dermatologic Surgery Laser Hair Removal Fact Sheet