From Longman Dictionary of Contemporary Englishblow your own trumpetblow your own trumpetespecially British English, blow your own horn American English informalBOAST to talk a lot about your own achievements – used to show disapproval Dave spent the whole evening blowing his own trumpet. → blow
Examples from the Corpus
blow your own trumpet• Despite a unique record of achievement is recent years, he can never be accused of blowing his own trumpet.• For too long we Christians have heard the modern world blowing its own trumpet.• Most were reluctant, defensive, or simply hesitant to blow their own trumpet.• I don't want to blow my own trumpet, but it was me who came up with the idea for the project in the first place.• I don't like to blow my own trumpet but My Better Half could eat it to a band playing.• But he could also blow his own trumpet like Satchmo on pay per note. 