The Collaborative International Dictionary
Butter-fingered
butterfingered \but"ter*fin`gered\, Butter-fingered \But"ter-fin`gered\, a. Apt to let things fall, or to let them slip away; not skillful in using the hands; slippery; careless.
Syn: bumbling, bungling, ham-fisted, ham-handed, handless, heavy-handed, left-handed.
Douglas Harper's Etymology Dictionary
Usage examples of "butter-fingered".
The CIA had already earned an odious reputation abroad, its butter-fingered agents often operating as wandering journalists, particularly in the Himalayas where they were trying to foment revolutionary activity against the Chinese who were then settling down in Tibet.