toot one's own horn

• blow one's own horn

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toot one's own horn (third-person singular simple present toots one's own horn, present participle tooting one's own horn, simple past and past participle tooted one's own horn)

1. (idiomatic) To promote oneself; to boast or brag; to tout oneself.

   Synonym: blow one's own trumpet

   Not to toot my own horn, but I already knew all that.

   • 2023 September 19, Chaise Sanders, “50 Best Halloween Costumes of All Time, From the Classics to the Truly Unique”, in Cosmopolitan‎^[1]:

     Not to toot our own horn, but we def had Austin Powers on VHS. This fun pop culture costume for couples may require some planning in advance to come up with these unique costumes, but trust us—it'll pay off!