Definitions from Wiktionary ( )

▸ adjective:  Having much distance in space from one end to the other.
▸ adjective:  Specifically, having much distance in a horizontal dimension (see also Usage Notes below).
▸ adjective:  Travelling a great distance.
▸ adjective:  (informal) Having a long penis.
▸ adjective:  Travelling or extending too great a distance in space.
▸ adjective:  (of weapons fire, landing aircraft, etc.) Passing or landing ahead of or beyond the intended target or location.
▸ adjective:  (sports, of a ball or shot) Going beyond the intended target.
▸ adjective:  Having great duration.
▸ adjective:  Seeming to last a lot of time, due to being boring, tedious, tiring, irksome, etc.
▸ adjective:  (UK, Ireland, dated) Not short; tall.
▸ adjective:  (finance) Possessing or owning stocks, bonds, commodities, or other financial instruments with the aim of benefiting from an expected rise in their value.
▸ adjective:  (cricket) Of a fielding position, close to the boundary (or closer to the boundary than the equivalent short position).
▸ adjective:  (gambling) Of betting odds, offering a very large return for a small wager.
▸ adjective:  Occurring or coming after an extended interval; distant in time; far away.
▸ adjective:  (African-American Vernacular, slang, of money) In great supply; abundant.
▸ adjective:  (slang, MLE, by extension) stupid; annoying; bullshit
▸ adjective:  (slang, MLE, by extension) serious; deadly.
▸ noun:  (linguistics) A long vowel.
▸ noun:  (prosody) A long syllable.
▸ noun:  (music) A note formerly used in music, one half the length of a large, twice that of a breve.
▸ noun:  (programming) A long integer variable, twice the size of an int, two or four times the size of a short, and half of a long long.
▸ noun:  (finance) An entity with a long position in an asset; for example, a trader or investor possessing an amount of a company's shares.
▸ noun:  (finance) A long-maturity security, such as a ten- or twenty-year bond.
▸ verb:  (transitive, finance) To take a long position in.
▸ adverb:  (chiefly sports) Over a great distance in space.
▸ adverb:  Over too great a distance, beyond the target.
▸ adverb:  For a particular duration.
▸ adverb:  (as premodifier of a verb, participle, adjective, preposition, or adverb) For a long time.
▸ adverb:  (postposed to positive verb, rare) For a long time.
▸ adverb:  A long time (see usage notes).
▸ verb:  (intransitive) To await, aspire, desire greatly (something to occur or to be true).
▸ adjective:  (archaic) On account of, because of.
▸ verb:  (archaic) To be appropriate to, to pertain or belong to.
▸ verb:  (obsolete) To belong.
▸ noun:  A surname transferred from the nickname. Originally a nickname for a tall man.
▸ noun:  An unincorporated community in Columbia County, Washington, United States.
▸ noun:  A commune in Somme department, Hauts-de-France, France.
▸ noun:  (countable) A surname from Chinese.
▸ noun:  A county of Baoji, Shaanxi, China.
▸ adjective:  (slang, MLE) Clipping of taking a long time.
▸ noun:  (Oxbridge, dated) Clipping of long vacation (“summer vacation”). [(Oxbridge) The university break between the end of one academic year in June and the start of the next in October.]
▸ noun:  Abbreviation of longitude. [(geography) Angular distance measured west or east of the prime meridian.]

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