I. ˈ ̷ ̷| ̷ ̷ adjective
Etymology: rat (I) + proof
: proof against rats
ratproof construction
a ratproof warehouse
II. transitive verb
: to make (as a building or ship) secure against the entry of rats
I. ˈ ̷ ̷| ̷ ̷ adjective
Etymology: rat (I) + proof
: proof against rats
ratproof construction
a ratproof warehouse
II. transitive verb
: to make (as a building or ship) secure against the entry of rats
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012