English edit

Etymology edit

blam +‎ -o

Pronunciation edit

Interjection edit

blammo

  1. Synonym of whammo
    • 2015, Amber Ankowski, Andy Ankowski, Think Like a Baby:
      Sure, your child will be able to lift up that napkin and find the phone a few times in a row, but then BLAMMO! As soon as you hide it under a second napkin, the kid will suddenly be as clueless as the day she was born.