adj. Characteristic of a spindle; slender and of weak appearance.
the GNU version of the Collaborative International Dictionary of English
adj. Long and slender, or disproportionately tall and slender. Used in some cases to suggest weakness.
The Century Dictionary and Cyclopedia
Spindle-like; disproportionately long and slender or slim.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. long and lean
Word Usage
"The Financial Times called the spindly and demonstrative 38-year-old one of the “Gurus of the Future,” and even conservatives like George Will have written of him approvingly."