Wiktionary
n. (context idiomatic singulare tantum English) (''United States English, pejorative'') The dollar, satirically characterized as a being a god
Wikipedia
Almighty dollar is an idiom often used to satirize an individual or cultural obsession with material wealth, or with capitalism in general. The phrase implies that money is a kind of deity.
Usage examples of "almighty dollar".
This mercenary nation, devoted to the almighty dollar and blessed with wonderful mineral resources stolen from the Indians, had reared an mmense plant capacity for making toys and trifles.
The world community of the faithful longed, in the late 1980s, for _direct contact with the supernal_, and Billy, claiming to have raised (and therefore to need rescuing from) infernal fiends, was on to a winner, especially as the Devil he offered was so democratically responsive to the dictates of the Almighty Dollar.
Why is it you become so damned technical when it comes to the almighty dollar?
It looked like any other glass and marble monument to the almighty dollar, although I would swear none of it had been there the week before.