KNS
KNS is an abbreviation for:
- King Island Airport's IATA code
- Powiat Nowosądecki in Lesser Poland Voivodeship, Poland (license plate)
- Coagulase-negative staphylococci , bacteria from the group of staphylococci that do not develop coagulase . Since coagulase is a characteristic of Staphylococcus aureus , all KNS are "non-S. aureus staphylococci"