strike down

verb4

1. •
   To knock down.

   • Throughout the country there were: rupture of telecommunications, resulting amongst other things from telegraph wires and posts overweighted by snow or struck down by gales; [...]. — 1962
2. •
   To invalidate (a law, statute etc.)

   • Later, in 1967, the U.S. Supreme Court struck down bans on interracial marriages remaining in 16 states, all in the old Confederacy and border states. — 2004
3. •
   To prostrate by illness.
4. •
   To kill (someone or something); to cause to die suddenly.

   • God will strike you down!
   • May the Lord strike down those sinners!