Emily Dickinson Lexicon

CLUM'SY, a. [s as z. from clump, lump.]

1. Properly, short and thick, like a clump or lump. Hence,
2. Moving heavily, slowly or awkwardly; as clumsy fingers.
3. Awkward; ungainly; unhandy; artless; without readiness, dexterity or grace; as, a clumsy man; a clumsy fellow.
4. Ill-made; badly constructed; as, a clumsy garment; clumsy verse.