dampproof

[ damp-proof ]

adjective
  1. resistant to dampness or the effects of dampness.

verb (used with object)
  1. to make dampproof.

Origin of dampproof

1
First recorded in 1880–85; damp + -proof

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use dampproof in a sentence

British Dictionary definitions for damp-proof

damp-proof

/ building trades /


verb
  1. to protect against the incursion of damp by adding a dampcourse or by coating with a moisture-resistant preparation

adjective
  1. protected against damp or causing protection against damp: a damp-proof course

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