[uncountable, singular] light fine rain A light drizzle was falling. The forecast for tomorrow is mist and drizzle. See related entries: Rain Word Origin mid 16th cent.: probably based on Old English drēosan ‘to fall’, of Germanic origin; probably related to dreary.Extra examples We walked home through the drizzle. A light drizzle was falling as they left the cottage. Tomorrow will be mostly dry, except for outbreaks of drizzle over south-west England and Wales.