Draughtproofing

Origin 1

Alternative forms

draftproofing American spelling

From draughtproof + -ing

Full definition of draughtproofing

Noun

draughtproofing

(uncountable)

(British spelling)

The material which is used to make something draughtproof.

Origin 2

Verb

present participle

Present participle of draughtproof