"aplica una doble vara de medir" means what?

Question

" aplica una doble vara de medir"

Answer 1

apply double standards

medir con dos raseros

Note: this is also one of the meanings suppied by the RAE, specifically, for "aplicar una doble vara" - samdie, Apr 8, 2011

Note: this is also one of the meanings suppied by the RAE, specifically, for "doblar la ~ de la justicia". - samdie, Apr 8, 2011