1. (Commerce) to obtain (goods, etc) by payment
2. to obtain by effort, sacrifice, etc: to purchase one’s freedom.
3. (Mechanical Engineering) to draw, haul, or lift (a load) with the aid of mechanical apparatus
4. (Law) to acquire (an estate) other than by inheritance
5. (Law) something that is purchased, esp an article bought with money
6. (Commerce) the act of buying
7. (Law) acquisition of an estate by any lawful means other than inheritance
8. (Mechanical Engineering) a rough measure of the mechanical advantage achieved by a lever
9. a firm foothold, grasp, etc, as for climbing or levering something
10. a means of achieving some influence, advantage, etc
[C13: from Old French porchacier to strive to obtain, from por- for +chacier to chase1]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
v. -chased, -chas•ing,
1. to acquire by the payment of money or its equivalent; buy.
2. to acquire by effort, sacrifice, flattery, etc.
3. to influence by a bribe.
4. to be sufficient to buy: Ten dollars will purchase two tickets.
5. to move, haul, or raise, esp. by applying mechanical power.
6. to get a leverage on; apply a lever, pulley, or other aid to.
7. Obs. to procure; acquire; obtain.
8. to buy something.
9. acquisition by the payment of money or its equivalent.
10. something that is purchased or bought.
11. acquisition by means of effort, labor, etc.
12. Law. the acquisition of land or other property by means other than inheritance.
13. a lever, pulley, or other device that provides mechanical advantage or power for moving or raising a heavy object.
14. an effective hold or position for applying power in moving or raising a heavy object; leverage.
15. any means of applying or increasing power, influence, etc.
16. a firm grip or footing on something.
Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.