1. An officially designated region that has experienced a major disaster (natural or man-made) and requires emergency aid and recovery assistance
The government declared the flooded region a disaster area and provided federal funding for recovery.
O governo declarou a região inundada como zona de desastre e forneceu financiamento federal para recuperação.
2. Informally, any place that is in a state of extreme disorder, chaos, or poor condition
After the party, the living room was a complete disaster area.
Depois da festa, a sala de estar era uma zona de desastre completa.