tubthumping

Noun

 * 1) Aggressive political or commercial promotion.
 * 2) * 1939, Railway Age, vol. 107, Oct.-Dec.
 * But there is usually more to Automobile Week than good-natured tubthumping for the new passenger car models.
 * But there is usually more to Automobile Week than good-natured tubthumping for the new passenger car models.

Adjective

 * 1) Brash, self-promoting.