butterfingers:
(plural: the same spelling and pronunciation — ‘butterfingers’; pronunciation: ‘butter…fingers’ — for the right pronunciation, please click here)

a butterfingers, letting the coins slip through the fingers and fall down
a person who is likely to drop or let things fall or slip through his/her fingers or hands but not deliberately;
a player who cannot catch a ball in a ball game;
a dropper,

Oops, the butterfingers! (a cricket fielder misses a catch and drops the ball)
Don’t ask Anna to carry that vase; she’s sure to break it into pieces because she’s a butterfingers!
After a couple of drinks, Charlie became a butterfingers, and he was thrown out of the bar for breaking beer mugs.
The captain and the coach of the cricket team were worried because though their team had good bowlers and batsmen, they all tended to be butterfingers while fielding.

(Nestle’s ‘Butterfinger’)
