Term used to describe something that is easily changeable and/or open to change - unlike a certain DBA manager I know.
One could not describe his objectivity regarding a certain DB company located on the West Coast as 'fungible'.
The act or state of dealing with situations 'on the fly', spontaneously, or as they arise. Normally used in combination with public speaking engagements. First usage is attributed to 'His Googleness'.
"When it comes to taking questions at the end of my presentation, cuffiness is fine with me."