- to make rainproof.
Origin of rainproof
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for rainproof
In this way he built a very comfortable and rainproof bower.An American Robinson Crusoe
Samuel. B. Allison
The billets were comfortable and rainproof, making it an ideal place to stay.
A more suitable and rainproof roof could scarcely be designed.
Cravenette—Cloths treated and finished before weaving by an improved process which renders them rainproof.Textiles and Clothing
Kate Heintz Watson
We hasten to the trusty car and are soon ensconced beneath its rainproof coverings.In Unfamiliar England
Thomas Dowler Murphy
- Also: raintight (of garments, materials, buildings, etc) impermeable to rainwater
- (tr) to make rainproof
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
Word Origin and History for rainproof
Online Etymology Dictionary, © 2010 Douglas Harper