thunderstormy

English

Etymology

thunderstorm +‎ -y

Adjective

thunderstormy (comparative more thunderstormy, superlative most thunderstormy)

1. Characterised by thunderstorms.
   • 1973, Jane Roberts, The education of Oversoul Seven, page 8:

     It was a thunderstormy morning, eleven o'clock, with great dashes of rain pounding against the windows.