WordWeb Online

1. Lacking physical movement skills, especially with the hands
   "could scarcely empty a scuttle of ashes, so handless was the poor creature";
   - bumbling, bungling, butterfingered, ham-fisted, ham-handed, heavy-handed, left-handed
    
2. Without a hand or hands
   "a handless war veteran"

See also: maladroit

Antonym: handed