Went to the bottom of the ocean

• Put in the cup, as a golf ball
• Dropped to the bottom of a lake, say
• Scuttled
• Dropped in the drink
• Blasted a hole in
• Pocketed, as a billiard ball
• Defeated, in Battleships
• Went down, like a ship
• Plummeted

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Sink \Sink\ (s[i^ ng]k), v. i. [imp. Sunk (s[u^ ng]k), or ( Sank (s[a^ ng]k)); p. p. Sunk (obs. Sunken , -- now used as adj.); p. pr. & vb. n. Sinking .] [OE. sinken, AS. sincan; akin to D. zinken, OS. sincan, G. sinken, Icel. s["o]kkva, Dan. synke, Sw. ...