A sudden local flood, typically due to heavy rain.
More example sentences
- Some supercells produce little rain, others, downpours that can cause flash floods.
- Heavy rain and flash floods on Monday brought misery to thousands across Britain, but yesterday it seemed the worst was over for Yorkshire for the time being.
- Long dry periods are often broken by heavy rains and flash floods.
More definitions of flash floodDefinition of flash flood in:
- The US English dictionary