Longman Dictionary English From Longman Dictionary of Contemporary EnglishRelated topics: Naturerain dropˈrain drop, raindrop /reɪndrɒp $ -drɑːp/ noun [countable] DNa single drop of rainExamples from the Corpusrain drop• The sketchbook and notebook pages for the day are almost indecipherable with rain drop splodges. ldoceonline.com