The word trend is linked to the verb 'trend' and the noun 'trend', meaning' a sense of general direction or path.' 'Trend' comes from the word 'Trandijan' in Proto-German, meaning 'turn or revolve.' The use of the noun 'trend' to describe a new and popular fashion or cultural custom dates to the 1950s, and the word trend came to describe popular topics on the Twitter social media service not until the early 21st century. Trending refers to topics and topics currently ranked on the Twitter microblogging site as the most common. Although people who do not use Twitter are usually familiar with the word trend, trending Twitter topics and hashtags are frequently listed by news and opinion outlets. Trending refers to topics and topics currently ranked on the Twitter microblogging site as the most common. Although people who do not use Twitter are usually familiar with the word trend, trending Twitter topics and hashtags are frequently listed by news and opinion outlets.