broken arrow
<communications> The error code displayed on line 25 of a IBM 3270
terminal (or a terminal emulator emulating a 3270) for various kinds of protocol
violations and "unexpected" error conditions (including connection to a down
computer). On a PC, simulated with "->/_", with the two centre characters
overstruck.
"Broken arrow" is also military jargon for an accident involving nuclear
weapons.
[Jargon File]
(1995-02-07)
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