Brain, mind, thoughts.
From 30 Rock:
Jack: Jack Welch has such unparalleled management skills they named Welch's Grape Juice after him, because he squeezes the sweetest juice out of his workers’ mind grapes.
Liz: That doesn’t even make sense.
Jack: No, it doesn’t, does it. I wrote it down in the middle of the night.
Tracy (to writers): What else is on my mind grapes?
Tracy (to Kenneth): I got something on my mind grapes I need to talk to you about.
An idiosyncratic phrase simply meaning one's mind.
"I got something on my mindgrapes I need to talk to you about."
-Tracy Morgan's charachter on the TV show, "30 Rock"
Mindgrapes refers to your brain thinking.
Tracy Jordan has supple mindgrapes.
Another term for the mind or the brain. Made popular by the TV show, 30 Rock.
Jack: (Practicing for a charity dinner) Jack Welch has such unparalleled management skills they named Welch's Grape Juice after him because he squeezes the Swedish juice out of his workers' mind grapes.
Liz: That doesn't even make sense.
Tracy: What else? What else is on my mind grapes?