Definition of summer lightning in English:

summer lightning

noun

  • [mass noun] Distant sheet lightning without audible thunder, typically occurring on a summer night.

    • ‘This elevated desert area is known for its awesome summer lightning storms and very clear night skies (accounting for the presence of several astronomical observatories).’
    • ‘There will be directions given which will require these things to be ready and, if you want this on, it is going to be speed of summer lightning time, I am afraid.’
    • ‘Higher temperatures are arriving earlier in the spring, causing earlier snowmelts, which give grasses and trees longer to dry out and create fuel for summer lightning strikes, he explains.’
    • ‘A market trader I met, who left school unable to spell ‘orange’, could do mental arithmetic with the speed of summer lightning.’
    • ‘It lasted as long as a blast of summer lightning.’