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.See: BLOW ONE'S OWN HORN.
[TahlilGaran] English Idioms Dictionary ▲