The Jargon File (version 4.4.7, 29 Dec 2003):

Fortrash
 /for'trash/, n.

    Hackerism for the FORTRAN (FORmula TRANslator) language, referring to its
    primitive design, gross and irregular syntax, limited control constructs,
    and slippery, exception-filled semantics.


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

Fortrash

    /for'trash/ Hackerism for the Fortran
   language, referring to its primitive design, gross and
   irregular syntax, limited control constructs, and
   slippery, exception-filled semantics.

   [Jargon File]

   (1994-10-26)