Adjective: spindly (spindlier,spindliest)
spin-d(u-)lee- Long and lean
"I would like to say a special hello to all of you out there with spindly legs";
- lank
Derived forms: spindlier, spindliest
See also: lean, meager [N. Amer], meagre [Brit, Cdn], thin
Encyclopedia: Spindly