The meaning of the Acronym NK is...

NK is

• Natural Killer cells (large lymphocytes, part of the immune system)
• Not known

More Meanings For NK:

• No Kleenex
• No Kids
• Noble Knight
• Nsaaiya Kihiurwa
• Nogometni Klub
• Needs Killing
• Numbers Knight
• Night Killers
• New Kids
• Natural Kitchen
• New Kernel
• Not Korean
• No Kidding
• Natural Killers
• Neturei Karta

NK is also in:

• Adults
• Awards & Medals
• Chat
• Unfiled