The ability to induce pleasurable orgasmic sensations of the heart.
Heart masturbation.
Probably heart healthy and regulates good behaviour in humans.
An ability of romantics as well as spirituals.
Singing "Fall on your knees! O hear the angels' voices!" is a heart jack for the spiritually inclined.
When you or your loved one experience a heart attack or other cardio issue that suddenly changes your life into a constant regimen of medicine, diet, and lifestyle adjustments along with lots of doctor appointments that destroy all the routines you had previously.
Suzy: I'd love to go have some drinks with you to catch up.
Me: oh, girl, you know I can't, that part of my life got heart attack jacked.
I used to love that restaurant but with my diet heart attack jacked, I haven't been there since last December.