Fell to the bottom

• Knocked in a pocket, in pool
• Headed to bed?
• Hit bottom
• Visited Davy Jones' locker, in a way
• Fell to the seabed
• Went down in the ocean
• Fell to the bottom of the sea
• Wasn't buoyant

WordNet Word definitions in WordNet
See sink

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. ...