WordNet (r) 3.0 (2006):

FAS
    n 1: a congenital medical condition in which body deformation
         occurs or facial development or mental ability is impaired
         because the mother drinks alcohol during pregnancy [syn:
         fetal alcohol syndrome, FAS]

V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

FAS
       Flow Admission Service


The Free On-line Dictionary of Computing (30 December 2018):

fas

   1. Frankenstein Cross Assemblers.  A reconfigurable assembler
   package, especially suited for 8-bit processors, consisting of
   a base assembler module and a yacc parser, for each
   microprocessor, to handle mnemonics and addressing.
   Second party parser modules available from many sites.

   Base assembler and yacc parser modules by Mark Zenier.  FTP:
   ftp.njit.edu/pub/msdos/frankasm/frankasm.zoo.

   2. FAS.  A general purpose language sponsored by the Finnish
   government in the 70's and 80's.