i made some coffee in the french press this morning that's as black as my soul, and i've been riding the black pony ever since
to drink lots of coffee all day because you're addicted and that's the only way you feel like a whole person
"i made some coffee in the french press this morning that's as black as my soul, and i've been riding the black pony ever since" What is the definition of "riding the black pony"?