Yo-Yo | meaning of Yo-Yo in Longman Dictionary of Contemporary English | LDOCE

From Longman Dictionary of Contemporary EnglishRelated topics: Other gamesYo-YoYo-Yo /ˈjəʊ jəʊ $ ˈjoʊ joʊ/ noun (plural Yo-Yos) [countable] trademark    DGOa toy made of two circular parts that goes up and down a string that you hold in your handOrigin yo-yo (1900-2000) From a Philippine language