Available Definitions:
1) superl. - Stiff or benumbed, as with cold.
2) superl. - Without skill or grace; wanting dexterity, nimbleness, or readiness; stiff; awkward, as if benumbed; unwieldy; unhandy; hence; ill-made, misshapen, or inappropriate; as, a clumsy person; a clumsy workman; clumsy fingers; a clumsy gesture; a clumsy excuse.