rant about

rant about (something)

To speak angrily, forcefully, and at great length about something. I hate going to my friend's house because his husband always rants about politics at me. I stopped paying attention as soon as he started ranting about being more fiscally responsible.
See also: rant
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

rant (at someone) about someone or something

to talk in a loud, violent way, about someone or something. Anne ranted about the bad service she had received at the store. On the bus, someone was ranting at me about the end of the world.
See also: rant
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
You remember AS--he's the guy who drew fire last summer after he posted a particularly nasty rant about diversity--actually, it was a particularly nasty rant against diversity on Facebook:
The senator thinks Duterte will rant about illegal drugs but will be silent on the P 6.4 billion illegal drug shipment from China.
He was only recently freed after breaching his CBO with a foul-mouthed rant about Queen.
Even though Kanye's rant about Jay Z may sound harsh to many, Burke knows the type of person Kanye is and suspects that the rapper is currently going through something.
Summary: During an appearance on the Conan show, Will Ferrell had an emotional rant about the recent Kristen Stewart and Robert Pattinson cheating drama.
The normally effortlessly polite and calmly spoken Robinson launched an after match rant about 'embarrassing' decisions by the referee that had robbed his League I side of victory over their Premier League rivals.
Fergie's rant about the "typical Germans" was hilarious and I'd now love to see him on a revamped version of Stars In Their Eyes.
C4 NEWS' Alex Thomson should be ashamed of himself for his rant about the McCanns, saying they are milking the media and criticising them for not being there when little Madeleine was snatched.
To your rant about PETA's exhibit to draw attention to the parallel's between man's treatment of animals and other human beings, I must take exception.
Following in his dad's footsteps, Gordon attacked church-state separation on the air February 3, 2006, during a rant about pulpit-based politicking, telling viewers, "It's incredible the brainwashing that's happened in America today.
There's some great stuff in there: a road trip back east some ranting and raving about Bush and public funding for arts, some random art, a rant about veganism and some New Mexico coverage.
Mrs Bacon contributed her analysis of evidence collected from a number of sources, and clarified the concerns of Rant about particular compounds and their potential im-pact on public health.
He later tweeted a foul-mouthed rant about his brother for missing that gig.
Justin Timberlake replied to Kanye West's rant about not liking his hit song "Suit & Tie" while on (http://www.nbc.com/saturday-night-live/) Saturday Night Live over the weekend.