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hacking
(of a cough) harsh, dry, and spasmodic
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
hacking
[′hak·iŋ](computer science)
Use of a computer system without a specific, constructive purpose, or without proper authorization.
(engineering)
The technique of roughening a surface by striking it with a tool.
(lapidary)
A system of grooves in a lap that hold diamond powder for cutting and polishing gems.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
hacking
1. Roughening a surface by striking with a tool.
2. Laying brick so that the bottom edge is set in from the plane surface of the wall.
3. In a stone wall, the breaking of one course of stone into courses of different height.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.