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.
What a book a devil's chaplain might write on the clumsy, wasteful, blundering, low, and horribly cruel work of nature! Charles Darwin
I can do everything with ease on the stage, whereas in real life I feel too big and clumsy. So I didn't choose acting. It chose me. Ingrid Bergman
A book is a fragile creature, it suffers the wear of time, it fears rodents, the elements and clumsy hands. so the librarian protects the books not only against mankind but also against nature and devotes his life to this war with the forces of oblivion. Umberto Eco