What is the Bash Escape Character "\c"?

bash unix escaping echo

That's actually specific to some versions of echo (I'm pretty sure that \c came from SysV while the -n version was a BSD-ism).

It simply means don't output the trailing newline.

bash unix escaping echo

echo interprets the following escape sequences:
...
\c
suppress further output

bash unix escaping echo

It's the 'End of Text' control character; it informs the Shell that the end of text has been reached.

Not entirely sure that it's relevant any more, but I could be wrong.

here's the doc:

and:

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