Sap·py a. [Compar. Sappier superl. Sappiest.]
  1. Abounding with sap; full of sap; juicy; succulent.
  2. Hence, young, not firm; weak, feeble.
     When he had passed this weak and sappy age.   --Hayward.
  3. Weak in intellect. [Low]
  4. Bot. Abounding in sap; resembling, or consisting largely of, sapwood.
  Sap·py a. [Written also sapy.]  Musty; tainted. [Obs.]
  ◄ ►
  sappy
       adj 1: pungent adjectives of disesteem; "gave me a cockamamie
              reason for not going"; "wore a goofy hat"; "a silly
              idea"; "some wacky plan for selling more books" [syn:
              cockamamie, cockamamy, goofy, silly, wacky,
              whacky, zany, unreasonable]
       2: abounding in sap; "sappy maple trees"; "sappy kindling wood"
       [also: sappiest, sappier]