From The Collaborative International Dictionary of English v.0.48:
Sappy \Sap"py\, a. [Compar. Sappier; superl. Sappiest.]
[From 1st Sap.]
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1. Abounding with sap; full of sap; juicy; succulent.
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2. Hence, young, not firm; weak, feeble.
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When he had passed this weak and sappy age.
--Hayward.
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3. Weak in intellect. [Low]
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4. (Bot.) Abounding in sap; resembling, or consisting largely
of, sapwood.
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From The Collaborative International Dictionary of English v.0.48:
Sappy \Sap"py\, a. [Written also sapy.] [Cf. L. sapere to
taste.]
Musty; tainted. [Obs.]
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