Posted in Aviation, Government & Military, Internet Slang, Organizations, Pop Culture, Science DNK stands for Denmark (Amtrak station code; Denmark, SC) DNK stands for Denmark (ISO Country code) DNK stands for Does Not Know DNK stands for Dezoksiribonukleinska Kiselina (Serbian: DNA) DNK stands for Deoxyribonukleová Kyselina (Czech: DNA) DNK stands for Dominant Non-Stop Knockouts (Global Wrestling Association) DNK stands for Destructively Nefarious Kids (Codename: Kids Next Door TV series) DNK stands for Dansk Naturvidenskabeligt Kursussamvirke