rav ‧ age /ˈrævɪdʒ/ BrE AmE verb [transitive usually passive]
[ Date: 1600-1700 ; Language: French ; Origin: ravager , from ravage 'destruction' , from ravir ; ⇨ ↑ ravish ]
to damage something very badly:
a country ravaged by civil war
His health was gradually ravaged by drink and drugs.