OKM
OKM stands for:
- Navy High Command
- Original head microphone , a small electret microphone system that can be worn inconspicuously on the head for recording speech and music
- ORNAMIN Kunststoffwerke Minden , plastics processing production company in Minden / Westphalia
- Okmulgee Regional Airport (IATA code), an airport in Okmulgee County , Oklahoma
okm stands for:
- Middle Korean (ISO-639-3 code), language precursor to the Korean language