A person who needlessly destroys or damages other people's property.(noun)
Of the particular ancient Germanic tribe.(adjective)
Carelessly destructive.(adjective)
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Use "vandal" in a sentence
"When the first vandal is arrested and linked to a radical group or the teabaggers, Fox is going to disavow any link to the network just like they did when the Acorn pimp was arrested."
"According to Fredy Amaya, 21, who lives the 2200 block of Prichard Road with his parents, the vandal is targeting Hispanics."
"The notion of "don't feed the troll" won't avail us much, especially as the worst vandal is dedicated, persistent, and fairly well groomed (perhaps from his experiences at being banned from other venues)."