What does bef stand for?

Before (VRA)

Band Elimination Filter

Basic Energy Foods (SAUS)

Basic External Function (SAUS)

Battalion Expeditionary Force (CINC)

Baughan, E. F., Baltimore MD - STAC

Bayes Empirical-Distribution Function (SAUS)

Beaver Craft Boats Inc., Orlando, FL - Manufacturer code for watercraft hull identification number (USCG)

Beef - Telegraphy (PCTE)

Before

Belga Esperantista Federacio (SAUO)

Belgian Franc (SAUS)

Benabena - Language code (ETLW)

Berdan - NCIC firearms make code (NCIC)

Best Excitatory Frequency - Neurophysiology

Blunt End First (SAUS)

Blunt End Forward (KSC)

Bonus Expeditionary Force

Bottom End Fitting (COE)

Brazilian Expeditionary Force

Brightness Enhancement Film - Plastics

British Empire Forces

British Employees Federation (SAUO)

British Equestrian Federation (DBA)

British Expeditionary Force

Bromine Efficiency Factor

Bronchoesophageal Fistula - Medicine (EDAA)

Buffered Emitter Follower