working

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Performing work.
• adjective Operating or functioning as required.
• adjective Having a paying job; employed.
• adjective Spent at work.
• adjective Taken while continuing to work.
• adjective Sufficient to allow action.
• adjective Adequate for practical use.
• adjective Serving as a basis or guide for further work.
• noun The manner in which something operates or functions.
• noun The parts of a mine or quarry that have been or are being excavated.

from The Century Dictionary.

• noun In forestry, the harvesting of the final yield under a working plan.
• noun Nautical, the condition of moving slightly or changing form under the strain of rolling: said of a vessel or any of its structural parts. See work, v. i., 9.
• noun Action; operation: as, the workings of fancy.
• noun Method of operation; doing.
• noun Fermentation: as, the working of yeast.
• noun plural The parts of a mine, quarry, or openwork in which, or near which, mining or quarrying is actually being carried on.
• noun The process which goes on in water when it blossoms. See work, v. i., 8.
• Active; busy.
• Engaged in physical toil or manual labor as a means of livelihood; laboring: as, working people. Compare working-man.
• Connected with the carrying on of some undertaking or business: as, working expenses.

from the GNU version of the Collaborative International Dictionary of English.

• a & n. from work.
• See Beam, n. 10.
• the class of people who are engaged in manual labor, or are dependent upon it for support; laborers; operatives; -- chiefly used in the plural.
• See under Day, n.
• a drawing, as of the whole or part of a structure, machine, etc., made to a scale, and intended to be followed by the workmen. Working drawings are either general or detail drawings.
• a house where work is performed; a workhouse.
• (Mach.) that part of a machine at which the effect required; the point where the useful work is done.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb Present participle of work.
• noun usually plural Operation; action.
• noun Method of operation.
• noun Fermentation.
• noun To become full of a vegetable substance.
• adjective That is or are functioning.
• adjective That suffices but requires additional work.
• adjective In paid employment.
• adjective Of or relating to employment.
• adjective Enough to allow one to use something.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective adequate for practical use; especially sufficient in strength or numbers to accomplish something
• adjective adopted as a temporary basis for further work
• adjective (of e.g. a machine) performing or capable of performing
• adjective actively engaged in paid work
• adjective serving to permit or facilitate further work or activity
• noun a mine or quarry that is being or has been worked