Definition of veto for English Language Learners. : 1  a decision by a person in authority to not allow or approve something (such as a new law) : 2  the right or power of a person in authority to decide that something (such as a new law) will not be approved.
Even five years after Hurricane Katrina, the names of hundreds of the dead remain a mystery and the death toll is mired in dispute. Of an estimated 1,464 victims officially recognized by the state of Louisiana, more than 500 names have not been publicly released.
The actual cost of Hurricane Katrina's damage was between $96-$125 billion, with $40-$66 billion in insured losses. Half of these losses were a result of flooding in New Orleans.