grind to a halt

/G R AY1 N D T UW0 AH0 AO0 L T/
verb
  1. 1

    (of an activity) To come to a standstill, or cease to be productive or make progress, due to an obstacle.

    โ€œAfter the visionary's death, work on his ideas ground to a halt.โ€

Source: https://en.wiktionary.org/wiki/grind%20to%20a%20halt