noun, plural but·ter·fin·gers. (used with a singular verb)
Examples from the Web for butterfingers
And, as every boy in the world knows, it is a great disgrace to be called "Butterfingers."Half-Past Seven Stories|Robert Gordon Anderson
You have just permitted the cleverest rascal in the state to slip through your butterfingers.Hearts and Masks|Harold MacGrath
Butterfingers was gone, she had got her a place in Somersetshire, so anxiety on that score was over.Ask Momma|R. S. Surtees
British Dictionary definitions for butterfingers
Word Origin and History for butterfingers
"person apt to let things fall," 1837; see butter-fingered.