Definition of flash flood in US English:

flash flood

noun

  • A sudden local flood, typically due to heavy rain.

    • ‘During the past weekend, flash floods caused by torrential rains have crippled relief work in Eastern Sri Lanka.’
    • ‘Wiltshire was hit by flash floods on Tuesday after inches of torrential rain fell on the district.’
    • ‘It's hard enough to cross the desert as it is - without monsoon rains and flash floods.’
    • ‘It is thought that flash floods and general flooding has been responsible for more deaths than any other climatic event.’
    • ‘The heat has also triggered violent thunderstorms and flash floods in northern Britain.’
    • ‘After basking in hot summer sunshine, the weather broke and torrential rain and flash floods brought chaos across Greater Manchester.’
    • ‘Floods, especially flash floods, kill more people each year than hurricanes, tornadoes, wind storms or lightning.’
    • ‘But Flanagan isn't discouraged by the sudden flash flood.’
    • ‘Much of this comes in sudden downpours in spring and autumn which sometimes cause devastating flash floods.’
    • ‘Torrential rain brought flash floods to Scarborough, leaving holidaymakers donning raincoats instead of basking in the sun.’
    • ‘Lightning storms, flash floods, and dust storms are distinct possibilities.’
    • ‘Long dry periods are often broken by heavy rains and flash floods.’
    • ‘Record numbers of holidaymakers have jetted off to escape the torrential downpours, flash floods and tornadoes that have made this summer the wettest in almost 20 years.’
    • ‘Canyons fill up very quickly after a heavy downpour, although flash floods are not that common.’
    • ‘Elsewhere, firefighters battled flash floods caused by the torrential rain.’
    • ‘Quick downpours from summer thunderstorms can cause flash floods anywhere.’
    • ‘Some supercells produce little rain, others, downpours that can cause flash floods.’
    • ‘Rapid deforestation has led to rapid soil erosion, dust storms and flash floods.’
    • ‘Western areas were hit by flash floods and power failures after torrential rain on Tuesday night and Wednesday morning.’
    • ‘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.’
    inundation, swamping, deluge
    View synonyms

Pronunciation

flash flood

/ˈˌflaSH ˈfləd//ˈˌflæʃ ˈfləd/