- resistant to attack by moths.
- to render (fabric, clothing, etc.) mothproof.
Origin of mothproof
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- (esp of clothes) chemically treated so as to repel clothes moths
- (tr) to make (clothes, etc) mothproof
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012