Melba Nellie
- fast and secure protocol
- fast and the furious
- fast anterograde axoplasmic transport
- fast approximate anti-aliasing
- fast app switching.
- fastar
- fast armed response team
- fast armed response team (british, never used after realizing what this spelled) :-)
- fast artificial neural network
- fast asleep
- fast as lightning
- fast assessment strike tool-collateral damage
- fast assist repair kbot
- fast associated control channel
- fast asymptotic coherent transmission
- fast ata
- fast ata-2
- fast atmospheric signature code
- fast atom bombardment
- fast atom bombardment mass spectroscopy
- fast atomic bombardment mass spectrometry
- fast attack craft
- fast attack plate carrier
- fast-attack submarine
- fast attack vehicle