Source : Webster's Revised Unabridged Dictionary (1913)

Frail \Frail\, n. [OE. fraiel, fraile, OF. fraiel, freel, frael,
   fr. LL. fraellum.]
   A basket made of rushes, used chiefly for containing figs and
   raisins.

   2. The quantity of raisins -- about thirty-two, fifty-six, or
      seventy-five pounds, -- contained in a frail.

   3. A rush for weaving baskets. --Johnson.

Frail \Frail\, a. [Compar. {Frailer}; superl. {Frailest}.] [OE.
   frele, freile, OF. fraile, frele, F. fr[^e]le, fr. L.
   fragilis. See {Fragile}.]
   1. Easily broken; fragile; not firm or durable; liable to
      fail and perish; easily destroyed; not tenacious of life;
      weak; infirm.

            That I may know how frail I am.       --Ps. xxxix.
                                                  4.

            An old bent man, worn and frail.      --Lowell.

   2. Tender. [Obs.]

            Deep indignation and compassion.      --Spenser.

   3. Liable to fall from virtue or be led into sin; not strong
      against temptation; weak in resolution; also, unchaste; --
      often applied to fallen women.

            Man is frail, and prone to evil.      --Jer. Taylor.

Source : WordNet®

frail
     adj 1: physically weak; "an invalid's frail body" [ant: {robust}]
     2: having the attributes of man as opposed to e.g. divine
        beings; "I'm only human"; "frail humanity" [syn: {fallible},
         {imperfect}, {weak}]
     3: easily broken or damaged or destroyed; "a kite too delicate
        to fly safely"; "fragile porcelain plates"; "fragile old
        bones"; "a frail craft" [syn: {delicate}, {fragile}]
     n 1: the weight of a frail (basket) full of raisins or figs;
          between 50 and 75 pounds
     2: a basket for holding dried fruit (especially raisins or
        figs)