slash

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

• intransitive verb To cut or form by cutting with forceful sweeping strokes.
• intransitive verb To make a gash or gashes in.
• intransitive verb To cut a slit or slits in, especially so as to reveal an underlying color.
• intransitive verb Sports To swing a stick at (an opponent) in ice hockey or lacrosse, in violation of the rules.
• intransitive verb To criticize sharply.
• intransitive verb Sports To hit or propel (a ball, for instance) forcefully in a straight line.
• intransitive verb To reduce or curtail drastically.
• intransitive verb To make forceful sweeping strokes with a sharp instrument.
• intransitive verb To cut one's way with such strokes.
• intransitive verb To make drastic reductions in something.
• noun A forceful sweeping stroke that is made with a sharp instrument.
• noun A long cut or other opening made by such a stroke; a gash or slit.
• noun A decorative slit in a fabric or garment.
• noun A diagonal mark ( / ) that is used especially to separate alternatives, as in and/or, to represent the word per, as in miles/hour, to separate component parts of a URL, as in whitehouse.gov/kids/patriotism/, and to indicate the ends of verse lines printed continuously, as in Old King Cole / Was a merry old soul.
• noun Branches and other residue left on a forest floor after the cutting of timber.
• noun Wet or swampy ground overgrown with bushes and trees.
• noun A genre of fanfic depicting romantic relationships between characters, usually of the same sex, that are not romantically connected in the original work or works upon which the fanfic is based.
• conjunction As well as; and. Used in combination and often rendered as a virgule in print.

from The Century Dictionary.

• To cut with long incisions; gash; slit; slice.
• To cut with a violent sweep; cut by striking violently and at random, as with a sword or an ax.
• To ornament, as a garment, by cutting slits in the cloth, and arranging lining of brilliant colors to be seen underneath.
• To lash.
• To crack or snap, as a whip.
• To strike violently and at random with a cutting instrument; lay about one with sharp blows.
• To cut or move rapidly.
• noun A great quantity of broth or similar food.
• noun A wet or marshy linear depression between nearly parallel ridges of dunes on a sand-reef. See the extract.
• noun A cut; a gash; a slit.
• noun A random, sweeping cut at something with an edged instrument, as a sword or an ax, or with a whip or switch.
• noun A slit cut in the stuff from which a garment is made, intended to show a different and usually bright-colored material underneath.
• noun Hence A piece of tape or worsted lace placed on the sleeves of non-commissioned officers to distinguish them from privates; a stripe.
• noun A clearing in a wood; any gap or opening in a wood, whether caused by the operations of woodmen or by wind or fire. Compare slashing, 2.
• noun plural Same as slashing, 3.
• noun A wet or swampy place overgrown with bushes: often in the plural.
• noun A mass of coal which has been crushed and shattered by a movement of the earth's crust.
• To work in wet.

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

• noun A long cut; a cut made at random.
• noun A large slit in the material of any garment, made to show the lining through the openings.
• noun Local, U.S. Swampy or wet lands overgrown with bushes.
• noun A opening or gap in a forest made by wind, fire, or other destructive agency.
• intransitive verb To strike violently and at random, esp. with an edged instrument; to lay about one indiscriminately with blows; to cut hastily and carelessly.
• transitive verb To cut by striking violently and at random; to cut in long slits.
• transitive verb rare To lash; to ply the whip to.
• transitive verb rare To crack or snap, as a whip.

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

• noun A swift cut with a blade, particularly with fighting weapons as a sword, saber, knife etc.
• noun A swift striking movement.
• noun The symbol /. Also sometimes known as a forward slash, particularly in computing.