jack (audio term)
The receptor part of a connector, the hole where the plug goes. (In Europe, jack is commonly used for just the 1/4” connector as opposed to RCA, XLR and other types).
“The criteria should be what the message is, what the story is. What’s the bottom line? It shouldn’t be how fast you can play the run, but can you keep time? Do you have a heart, do you have a soul, what’s your message? And that gets kicked aside.”- Les Paul