Английский словарь американских идиом - blow one's own horn

or toot one's own horn {v. phr.}, {slang} To praise yourself; call attention to your own skill, intelligence, or successes; boast. * /People get tired of a man who is always blowing his own horn./ * /A person who does things well does not have to toot his own horn; his abilities will be noticed by others./