Random binary data rendered as unreadable
text. Noise characters in a data stream are displayed as
gribble. Modems with mismatched bitrates usually generate gribble
(more specifically, baud barf). Dumping a binary file to the
screen is an excellent source of gribble, and (if the bell/speaker
is active) headaches.
magic number n.
[Unix/C; common] 1. In source code
some non-obvious constant whose value is significant to the
operation of a program and that is inserted inconspicuously in-line
(hardcoded), rather than expanded in by a symbol set by a
commented #define....