shock ‧ proof /ˈʃɒkpruːf $ ˈʃɑːk-/ BrE AmE adjective
[ Word Family: adjective : ↑ shocked , ↑ shocking , ↑ shock , ↑ shockproof ; noun : ↑ shock , ↑ shocker , ↑ aftershock ; verb : ↑ shock ; adverb : ↑ shockingly ]
a watch, machine etc that is shockproof is designed so that it is not easily damaged if it is dropped or hit