from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. Present participle of shockproof.
Sorry, no etymologies found.
"SDR-SW20 combines a rugged, compact body with waterproofing that allows use in seawater to a depth of 1.5 meters, shockproofing that protects against drops from up to 1.2 meters, and dustproofing."
Since then, there have also been improvements in shockproofing -- the smallest knock to a rifle's sight in transit could make all the difference to that crucial first shot -- and in night vision and thermal scopes.