Internet, Networking, & Security Home Networking What Does 'Doy' Mean? How "doy" is used Share Pin Email Print glowimages / Getty Images Home Networking The Wireless Connection Routers & Firewalls Network Hubs ISP Broadband Ethernet Installing & Upgrading Wi-Fi & Wireless By Paul Gil Writer Paul Gil, a former Lifewire writer who is also known for his dynamic internet and database courses and has been active in technology fields for over two decades. our editorial process Paul Gil Updated February 12, 2020 Doy or doi is the pop culture insult that says, "no kidding!" or "that was pretty self-evident, and you're stupid." It is the same derogatory meaning as duh or doh. How 'Doy' Is Used Online You would say "doy" in any text chat or in-person conversation when the other person exclaims something that is painfully obvious to the rest of the group. Examples of 'Doy' Example 1 Greg: Hey, this ice is cold. Susan: Doy, genius! Example 2 Tuan: Are you at home right now? Suresh: Doy! Can't you hear my parents yelling in the background? Example 3 Kandace: Do you have a cat? Alvin: Doy! Can't you see all the fur stuck to my coat? Origin of the Doy/Doi/Duh Expression While the origin of doy/doi/duh is up for debate, some people say that it is an English variation of the Russian 'да' word, which means yes. According to other pop culture historians, doy/doi/duh was popularized by the comic book Archie. Doy, like most cultural curiosities and memes of the web, has become part of daily English communications.