Home › Words › F › floodprooffloodprooffloodproof means resistant to flooding.EtymologyFrom flood + -proof.adjResistant to flooding.verbTo make resistant to flooding.e.g.“The minor league ballpark has been floodproofed.” — 2008 June 25, “As the Levees Fail, Time for Tough Questions”, in New York Times:Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.floodless 71% match — Without floods. vs floodproof →floodprone 68% match — That is prone (liable) to flooding vs floodproof →aflood 66% match — Flooding. vs floodproof →hailproof 65% match — Resistant to hail (form of frozen precipitation). vs floodproof →floodlessness 65% match — Absence of floods. vs floodproof →droughtproof 65% match — Resistant to drought. vs floodproof →waterproofable 64% match — Able to be made waterproof. vs floodproof →floodwater 64% match — The water of a flood. vs floodproof →