\Long\, a. [Compar. {Longer}; superl. {Longest}.] [AS.
long, lang; akin to OS, OFries., D., & G. lang, Icel. langr,
Sw. l[*a]ng, Dan. lang, Goth. laggs, L. longus. [root]125.
Cf. {Length}, {Ling} a fish, {Linger}, {Lunge}, {Purloin}.]
1. Drawn out in a line, or in the direction of length;
   protracted; extended; as, a long line; -- opposed to
   short, and distinguished from broad or wide.
2. Drawn out or extended in time; continued through a
   considerable tine, or to a great length; as, a long series
   of events; a long debate; a long drama; a long history; a
   long book.
3. Slow in passing; causing weariness by length or duration;
   lingering; as, long hours of watching.
4. Occurring or coming after an extended interval; distant in
   time; far away.
         The we may us reserve both fresh and strong Against
         the tournament, which is not long.    --Spenser.
5. Extended to any specified measure; of a specified length;
   as, a span long; a yard long; a mile long, that is,
   extended to the measure of a mile, etc.
6. Far-reaching; extensive. `` Long views.'' --Burke.
7. (Phonetics) Prolonged, or relatively more prolonged, in
   utterance; -- said of vowels and syllables. See {Short},
   a., 13, and Guide to Pronunciation, [sect][sect] 22, 30.
Note: Long is used as a prefix in a large number of compound
      adjectives which are mostly of obvious meaning; as,
      long-armed, long-beaked, long-haired, long-horned,
      long-necked, long-sleeved, long-tailed, long- worded,
      etc.
{In the long run}, in the whole course of things taken
   together; in the ultimate result; eventually.
{Long clam} (Zo["o]l.), the common clam ({Mya arenaria}) of
   the Northern United States and Canada; -- called also
   {soft-shell clam} and {long-neck clam}. See {Mya}.
{Long cloth}, a kind of cotton cloth of superior quality.
{Long clothes}, clothes worn by a young infant, extending
   below the feet.
{Long division}. (Math.) See {Division}.
{Long dozen}, one more than a dozen; thirteen.
{Long home}, the grave.
{Long measure}, {Long mater}. See under {Measure}, {Meter}.
{Long Parliament} (Eng. Hist.), the Parliament which
   assembled Nov. 3, 1640, and was dissolved by Cromwell,
   April 20, 1653.
{Long price}, the full retail price.
{Long purple} (Bot.), a plant with purple flowers, supposed
   to be the {Orchis mascula}. --Dr. Prior.
{Long suit} (Whist), a suit of which one holds originally
   more than three cards. --R. A. Proctor.
{Long tom}.
   (a) A pivot gun of great length and range, on the dock of
       a vessel.
   (b) A long trough for washing auriferous earth. [Western
       U.S.]
   (c) (Zo["o]l.) The long-tailed titmouse.
{Long wall} (Coal Mining), a working in which the whole seam
   is removed and the roof allowed to fall in, as the work
   progresses, except where passages are needed.
{Of long}, a long time. [Obs.] --Fairfax.
{To be}, or {go}, {long of the market}, {To be on the long
side of the market}, etc. (Stock Exchange), to hold stock for
   a rise in price, or to have a contract under which one can
   demand stock on or before a certain day at a stipulated
   price; -- opposed to {short} in such phrases as, to be
   short of stock, to sell short, etc. [Cant] See {Short}.
{To have a long head}, to have a farseeing or sagacious mind.

\Long\, n.
1. (Mus.) A note formerly used in music, one half the length
   of a large, twice that of a breve.
2. (Phonetics) A long sound, syllable, or vowel.
3. The longest dimension; the greatest extent; -- in the
   phrase, the long and the short of it, that is, the sum and
   substance of it. --Addison.

\Long\, adv. [AS. lance.]
1. To a great extent in apace; as, a long drawn out line.
2. To a great extent in time; during a long time.
         They that tarry long at the wine.     --Prov. xxiii.
                                               30.
         When the trumpet soundeth long.       --Ex. xix. 13.
3. At a point of duration far distant, either prior or
   posterior; as, not long before; not long after; long
   before the foundation of Rome; long after the Conquest.
4. Through the whole extent or duration.
         The bird of dawning singeth all night long. --Shak.
5. Through an extent of time, more or less; -- only in
   question; as, how long will you be gone?

\Long\, prep. [Abbreviated fr. along. See 3d {Along}.]
By means of; by the fault of; because of. [Obs.] See {Along
of}, under 3d {Along}.

\Long\, v. i. [imp. & p. p. {Longed}; p. pr. & vb. n.
{Longing}.] [AS. langian to increase, to lengthen, to stretch
out the mind after, to long, to crave, to belong to, fr. lang
long. See {Long}, a.]
1. To feel a strong or morbid desire or craving; to wish for
   something with eagerness; -- followed by an infinitive, or
   by after or for.
         I long to see you.                    --Rom. i. 11.
         I have longed after thy precepts.     --Ps. cxix.
                                               40.
         I have longed for thy salvation.      --Ps. cxix.
                                               174.
         Nicomedes, longing for herrings, was supplied with
         fresh ones . . . at a great distance from the sea.
                                               --Arbuthnot.
2. To belong; -- used with to, unto, or for. [Obs.]
         The labor which that longeth unto me. --Chaucer.

\Long\, a. (Finance & Com.)
Having a supply of stocks or goods; prepared for, or
depending for a profit upon, advance in prices; as, long of
cotton. Hence, the phrases: to be, or go, long of the market,
to be on the long side of the market, to hold products or
securities for a rise in price, esp. when bought on a margin.