Over a great distance in space. / For a particular duration. / For a long duration.

An earnest and deep, not greatly passionate, but rather melancholic desire. / The buying of a financial instrument with the expectation that its value will rise

present participle of long

(transitive) To have a desire for (a thing or an event). / (transitive) To miss (someone).

likely to remain for a long time

Third-person singular simple present indicative form of long

Long trousers/pants, as opposed to shorts.

plural of long

Used other than figuratively or idiomatically: see as, long. / (idiomatic) Provided that, if, assuming (depending upon some condition or requirement). / (idiomatic) While, Since

(cricket) a fielding position on the leg side, about 70° forward of square, designed to prevent runs from drives or to catch lofted drives