vi to advance or progress in bad qualities; to grow worse.
2. improve ·vt to disprove or make void; to refute.
3. improve ·vt to advance or increase by use; to augment or add to;
said with reference to what is bad.
4. improve ·vi to increase; to be enhanced; to rise in value; as, the price of cotton improves.
5. improve ·vt to make better; to increase the value or good qualities of; to ameliorate by care or cultivation; as, to improve land.
6. improve ·vi to grow better; to advance or make progress in what is desirable; to make or show improvement; as, to improve in health.
7. improve ·vt to disapprove; to find fault with; to reprove; to censure; as, to improve negligence.
8. improve ·vt to use or employ to good purpose; to make productive; to turn to profitable account; to utilize; as, to improve one's time; to improve his means.