Definition of self-promoter in US English:

self-promoter

noun

  • A person who promotes or publicizes themselves or their activities, especially in a forceful way.

    ‘he is a shameless self-promoter, and couldn't resist getting a headline’

Pronunciation

self-promoter

/ˌselfprəˈmōdər//ˌsɛlfprəˈmoʊdər/