ball up (
http://definr.com/ball up)
v : make a mess of, destroy or ruin [syn:
botch,
bumble,
fumble,
botch up,
muff,
blow,
flub,
screw up,
spoil,
muck up,
bungle,
fluff,
bollix,
bollix up,
bollocks,
bollocks up,
bobble,
mishandle,
louse up, {foul
up},
mess up,
fuck up]