ball_up
1. [ verb ] make a mess of, destroy or ruin
Synonyms: spoil louse_up fuck_up mess_up muck_up flub foul_up blunder bollocks_up mishandle muff bungle blow fumble bollix bobble fluff bollix_up bollocks screw_up botch_up bumble botch
Examples:

"I botched the dinner and we had to eat out" "the pianist screwed up the difficult passage in the second movement"

Related terms: fail blurt_out blunder spoil bungler fluff ballup screwup
Similar spelling:   ballup
  ball_boy