When someone beats you badly in some sort of game, sport, etc. you say this
Score:
Josh:21
Hyfer:2
Josh dropped a bucket on Hyfer’s head in 2K
Josh: “I dropped a bucket on his head”
When somebody embarrasses you by beating you in a sport, game, etc...
Can be also said as, he "dropped a bucket on my head"
*Trucks someone in madden* I just "dropped a bucket on his head."