Wiktionary
in the biblical sense
prep.phr. 1 (&lit biblical sense English) 2 (context euphemistic English) carnally; sexually.
Usage examples of "in the biblical sense".
I could have sashayed out the door without so much as a howdy-do, since technically speaking we were only married in the Biblical sense.
It was as though he had known her, in the Biblical sense of the word, for many, many years.