blab Meaning to talk too much and carelessly reveal a secret For example Madonnas wedding was supposed to be a secret, but someone blabbed to the media. Whatever you do, dont tell Susie any secrets. She cant help blabbing. ━━━━━━━━━━━━━ #Slang_of_the_Day @EnglishoftheDay @QuizoftheDay 405 views04:21