The meaning of the Acronym RK is...

RK is

• Roobahe Koor
• Remy Korea
• Rob Knob
• Rat King
• Retro Kid
• Real Krap
• Rear Kitchen
• Rajini Kanth
• Rudin Keisler
• Ribit King
• Rurouni Kenshin
• Retail Kit
• Rice Krispy
• Razorblade Kitten

More Meanings For RK:

• Runge-Kutta
• Ranged Killer
• Roundhouse Kick
• Rally Killer
• Red King
• Resource Kernel
• Recharge
• Registered Keeper
• Retour-Kutsche
• Römisch-Katholisch
• Radial Keratotomy
• Royal Knight
• Road Kill
• Rainbow Kandy
• Roobahe Koor

RK is also in:

• Awards & Medals
• Food
• General
• German
• Hospitals
• Law
• Mathematics
• NASA
• Police
• Sports
• Unfiled