Webster's Revised Unabridged Dictionary · 1913

Clumsy

Clumsy , adjective

[Old English clumsed benumbed, from clumsen to be benumbed; compare Icelandic klumsa lockjaw, dial. Swedish klummsen benumbed with cold. Compare 1st Clam, and 1st Clamp.]

1.
Stiff or benumbed, as with cold. [Obsolete]
2.
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.
But thou in clumsy verse, unlicked, unpointed, Hast shamefully defied the Lord's anointed. — Dryden