Abend

"crash" of a computer program, atypical termination of software (Computers)

"Abend" redirects here. For other uses, see the wiktionary box. An ABEND (also abnormal end or abend) is an abnormal termination of software, a Crash or lossage.This usage derives from an error message from the IBM OS/360 operating system. It is used jokingly by hackers but seriously mainly by code grinders. Usually capitalized, but may appear as "abend".Hackers will try to persuade you that ABEND is called "abend" because it is what system operators do to the computer late on Friday when they want to call it a day, and hence is from the German Abend meaning "evening".
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n. evening, period of time between afternoon and night

<jargon> /o'bend/, /*-bend'/ ABnormal END. Abnormal termination (of software); crash; lossage. Derives from an error message on the IBM 360; used jokingly by hackers but seriously mainly by code grinders. Usually capitalised, but may appear as "abend". Hackers will try to persuade you that ABEND is called "abend" because it is what system operators do to the computer late on Friday when they want to call it a day, and hence is from the German "Abend" = "Evening".
[Jargon File]
(1994-11-08)

ABNORMAL END. ABNORMAL END OF TASK. ABORTIVE END. ABEND