crow about

crow about (something)

1. Literally, to squawk, as of a rooster. What is that rooster crowing about now? It's not even daylight yet!
2. By extension, to brag or boast about something. You know, no one likes it when you go around crowing about your successes in business.
See also: crow
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

crow about something

 and crow over something 
1. Lit. [for a rooster] to cry out or squawk about something. The rooster was crowing about something—you never know what.
2. Fig. [for someone] to brag about something. Stop crowing about your successes! She is crowing over her new car.
See also: crow
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
See also:
References in periodicals archive ?
On 15 August 2014, at 16:25 MDT, PH noticed an American Crow about 30 m distant that was anting among a group of 5 crows on a grassy athletic practice field on the edge of the University of Montana campus in Missoula, Montana (46[degrees]52'N, 113[degrees]59'W).
They found that the roosters would crow about two hours before the onset of light.
Has Nosy Crow Publishers got Something to Crow About? Susanne Gervay each page with a cat hanging off a tree, a butterfly with personality, a caterpillar arching on a stick held by a squirrel.
Evan Balaban has something to crow about: The scientist has successfully transplanted developing brain cells from quail embryos to chicken embryos and created chickens whose crowing resembles that of quail.
Mails himself reports a conversation with Fools Crow about Neihardt's Black Elk Speaks.