Wiktionary
procrustean bed
n. An arbitrary standard to which compliance is enforced.
Usage examples of "procrustean bed".
There was Huston, the acid-bath man, and Campbell, who brought the procrustean bed to Ealing.
It took a burning house, a Procrustean Bed, and a bit more, he said.
In any case, this is something that will have to be done cautiously rather than trying to fit it into a Procrustean bed.
In the case of Eclipse I have dealt with the themes involved at greater length in two novels which were not bound by the Procrustean Bed of a fictional chart.