move/shift the goalposts

:  to go or pass to another place or in a certain direction with a continuous motion

:  to proceed toward a certain state or condition

:  to become transferred during play

:  the act of moving a piece (as in chess)

:  the turn of a player to move

:  a step taken especially to gain an objective :  maneuver

:  to exchange for or replace by another :  change

:  to change the place, position, or direction of :  move

:  to make a change in (place)

:  a means or device for effecting an end

:  a deceitful or underhand scheme :  dodge

:  an effort or expedient exerted or tried in difficult circumstances :  extremity

:  one of usually two vertical posts that with or without a crossbar constitute the goal in various games