newspapers that use their editorial pages to 'bash' [=harshly criticize] the president
The children are 'bashing away' [=('US') 'banging away'] at their homework.
groups accused of gay 'bashing' [=criticizing or attacking gay people]
(..) was something in that museum... you had a desire for. Maybe-- Pick of Destiny! Our sorority is throwing a huge bash tonight. You guys should totally come... and play some of your songs at the party. We're just getting ready to head over there right now. (..)2006 Tenacious D in the Pick of Destiny