The meaning of the Acronym ERF is...

ERF is

• Early Reinforcing Force (follow-on 3 1/3 divs to CRF)
• Electronic Repair Facility
• Extraordinary Repair Fund
• Eccm Remote Fill

More Meanings For ERF:

• Earliest Reservation First
• Encapsulated Resource File
• Embroidery Rich Format
• Energy Rejection Filter
• Earthquake Rupture Forecast
• Energy Rejection Filter
• External rotation in flexion
• Engineering Research Facility
• Engineering Request Form
• End Rust Forever
• Early Reinforcing Force (follow-on 3 1/3 divs to CRF)
• Electronic Repair Facility
• Extraordinary Repair Fund
• Eccm Remote Fill
• European Road Failure

ERF is also in:

• Astronomy
• General
• Meteorology
• Military
• Networking
• Physics
• Physiology
• Products
• Software
• Transportation