:middle-endian: adj. Not {big-endian} or {little-endian}.
Used of perverse byte orders such as 3-4-1-2 or 2-1-4-3,
occasionally found in the packed-decimal formats of minicomputer
manufacturers who shall remain nameless. See {NUXI problem}.
-- The AI Hackers Dictionary
Related:
middle-endian adj.
Not big-endian or
little-endian. Used of perverse byte orders such as 3-4-1-2
or 2-1-4-3, occasionally found in the packed-decimal formats of
minicomputer manufacturers who shall remain nameless....