1 definition by retiredengr

That mental note sign you put on something to denote its not well understood and likely to fail at some point. You promptly forget about it and years later a resultant disaster occurs.
the designer had second thoughts about the usefulness of the alarm and made a mental note disasterisk to re-think it. Years later the alarm was ignored and the reactor subsequently blew up.
by retiredengr March 16, 2011

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