tub +‎ thump.


tubthump (third-person singular simple present tubthumps, present participle tubthumping, simple past and past participle tubthumped)

  1. To aggressively attract attention for something
    • 2003, Janet Wasko, How Hollywood Works, page 233
      tubthump to promote or draw attention to, from the ancient show business custom of actors wandering the streets banging on tubs to drum up business.
    • 2004, Martin Rowson, And Another Thing...: The Book of Rants, page 2
      Yet I was pleasantly surprised to discover that some celebs can tubthump with the best of them. Who'd have thought that Julia Roberts would take a career-damaging swipe at her own government.