4. To be overwhelmed or depressed; to fall slowly, as so the ground, from weakness or from an overburden; to fail in strength; to decline; to decay; to decrease. I think our country sinks beneath the yoke. Shak. He sunk down in his chariot. 2 Kings ix. 24. Let not the fire sink or slacken. Mortimer.
5. To decrease in volume, as a river; to subside; to become diminished in volume or in apparent height. The Alps and Pyreneans sink before him. Addison.
Syn. — To fall; subside; drop; droop; lower; decline; decay; decrease; lessen.
SINK
Sink, v. t.
1. To cause to sink; to put under water; to immerse or submerge in a
fluid; as, to sink a ship.
[The Athenians] fell upon the wings and sank a single ship. Jowett
(Thucyd.).
2. Figuratively: To cause to decline; to depress; to degrade; hence, to ruin irretrievably; to destroy, as by drowping; as, to sink one's reputation. I raise of sink, imprison or set free. Prior. If I have a conscience, let it sink me. Shak. Thy cruel and unnatural lust of power Has sunk thy father more than all his years. Rowe.
3. To make (a depression) by digging, delving, or cutting, etc.; as, to sink a pit or a well; to sink a die.
4. To bring low; to reduce in quantity; to waste. You sunk the river repeated draughts. Addison.
5. To conseal and appropriate. [Slang] If sent with ready money to buy anything, and you happen to be out of pocket, sink the money, and take up the goods on account. Swift.
6. To keep out of sight; to suppress; to ignore. A courtly willingness to sink obnoxious truths. Robertson.