[1] : WordNet (r) 2.0

bang up
     v 1: damage or destroy as if by violence; "the teenager banged up
          the car of his mother" syn: smash up, smash
     2: make pregnant; "he impregnated his wife again" syn: impregnate,
         knock up, prang up
see also:
smash up smash impregnate knock up prang up 

[2] : Moby Thesaurus II by Grady Ward, 1.0

46 moby thesaurus words for "bang up":
   ok, ace-high, bad, bonzer, boss, bully, but good, cool, corking,
   crackerjack, dandy, delicious, ducky, fab, fine and dandy, gear,
   great, groovy, heavy, hot, hunky-dory, jam-up, just dandy, keen,
   marvy, mean, neat, nifty, nobby, okay, out of sight, peachy,
   peachy-keen, ripping, rum, scrumptious, slap-up, smashing, solid,
   something else, spiffing, spiffy, stunning, swell, tough, wizard

Bang Up >> B Words
Bang Up, definition of term: Bang Up
bang+up_pag1.html

Bang >> B Words
Bang, definition of term: Bang
bang_pag1.html

Ball Up >> B Words
Ball Up, definition of term: Ball Up
ball+up_pag1.html

Backed Up >> B Words
Backed Up, definition of term: Backed Up
backed+up_pag1.html

Ante Up >> A Words
Ante Up, definition of term: Ante Up
ante+up_pag1.html

Back Up >> B Words
Back Up, definition of term: Back Up
back+up_pag1.html

Act Up >> A Words
Act Up, definition of term: Act Up
act+up_pag1.html