to lay waste; render desolate: The invaders devastated the city.
2.
to overwhelm.
Origin: 1625–35; < Latin dēvastātus laid waste (past participle of dēvastāre), equivalent to dē-de- + vast(āre) to lay waste (akin to vastus empty) + -ātus-ate1
1630s, probably a back-formation from devastation, but apparently not common until 19c.; earlier verb form devast is attested from 1530s, from Fr. devaster. Related: devastated.