slang

slanging match

A bitter argument or dispute in which each side hurls numerous insults, accusations, or verbal abuse at one another. Primarily heard in UK. At first, I thought we were just going through a rough patch in our relationship, but lately, it seems like every night Janet and I get into a slanging match with each other. It might be time to end things.
See also: match, slang

sling off at (someone)

1. To tease, mock, or ridicule someone. Primarily heard in Australia, New Zealand. Ah, don't take everything so personally, I'm only slinging off at you! It took me a while to get used to the way Sarah's family slings off at each other off all the time.
2. To criticize or upbraid someone in a harsh, insulting, and abusive manner. Primarily heard in Australia, New Zealand. I wish the boss would offer some constructive criticism instead of just slinging off at us when something goes wrong. I'm so glad the neighbours moved. Every night, the wife slung off at her husband, and it was incredibly irritating to listen to.
See also: off, sling
Farlex Dictionary of Idioms.

sit on someone or something

 
1. Lit. to place oneself in a sitting position on someone or something. The enormous woman knocked the crook out and sat on him until the police came. I need to sit on this chair for a minute and catch my breath.
2. Fig. to hold someone or something back; to delay someone or something. The project cannot be finished because the city council is sitting on the final approval. Ann deserves to be promoted, but the manager is sitting on her because of a disagreement. It's hard to do your best when you know that someone is sitting on you, and no matter what you do, it won't help your advancement.
See also: on, sit
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

sit on

Also, sit upon.
1. Confer about or deliberate over, as in Another attorney was called to sit on the case. [Mid-1400s]
2. Suppress or repress, as in I know they were sitting on some evidence. [Early 1900s]
3. Postpone action or resolution regarding, as in I don't know why the city council is sitting on their decision. [Early 1900s]
4. Rebuke sharply, reprimand, as in If he interrupts one more time I'm going to sit on him. [ Slang; second half of 1800s]
See also: on, sit
The American Heritage® Dictionary of Idioms by Christine Ammer.

a ˈslanging match

(British English, informal) a noisy, angry argument: It started as a peaceful discussion, but it ended in a real slanging match.
Slanging in this idiom comes from the old verb slang, meaning ‘to attack somebody with rude and offensive language’.
See also: match, slang
Farlex Partner Idioms Dictionary

sit on

v.
1. To occupy a seat as a member of some body of officials: The president of the company sits on the board of directors.
2. To confer about something: The committee will sit on the matter tomorrow and make a decision.
3. To affect someone with or as if with a burden: Our financial troubles sat heavily on my parents.
4. To suppress or repress something: The attorney suspected the prosecution of sitting on evidence that could help her client.
5. To postpone action or resolution regarding something: I'm going to sit on the proposal until I have more information. The company is sitting on $500 million in cash, and everyone is wondering what they'll do with it.
See also: on, sit
The American Heritage® Dictionary of Phrasal Verbs.

slang

tv. to sell drugs. (May be related to sling or one of the very old senses of slang.) The cops got him for slanging.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • a slanging match
  • slanging match
  • more kicks than halfpence
  • granny bashing
  • have an argument
  • have an argument (with someone)
  • a war of words
  • have it out (with someone)
  • have it out with somebody
  • have it out with someone
References in periodicals archive
Well, to answer that second question, cockney rhyming slang originated in the east-end of London in the 1840s.
Fast-foward four years later, a few months before the news broke that Markle was dating Prince Harry, the actress was tested on her British knowledge, including how much slang she knew.
By contrast, men's use of slang provides the focus for the majority of the book in chapters that deal with Larrikins, Diggers, 'Blokes, Booze and Bad Language', and Sport.
The Random House Historical Dictionary of American Slang also lists the word, defining it thus:
Speaking at the Radio Times Festival, he said he recently used the term "Brady bunch" in the soap which is cockney rhyming slang for lunch - but admits he sometimes makes words up which lead to people Googling them.
She's finally been given the all-clear to use "blart", Black Country slang for cry.
These include obvs (obviously), ridic (ridiculous), lolz (laughs), shizzle (form of US rap slang), cakehole (mouth), and dench (excellent).
Editors Dalzell and Victor present students, academics, researchers, and general-interest readers with the second edition of their abridged version of their two-volume hardback dictionary of slang, unconventional English, and numerical slang terms from a variety of English-speaking countries throughout the world.
According to them, "Al Sata" is slang for "girls," and it originally means the "Queen" in a playing card.
HUNDREDS of newly invented slang words have been uncovered by linguistic researchers.
jawboning: The post-PC polite word for a corporate shakedown, it is a slang term used to describe political strong-arming.
London, July 2 ( ANI ): New Manchester United boss David Moyes may get a rude shock when he arrives in Thailand along with his side for a tour as his name reportedly sounds like a Thai slang for pubic hair.
Semantic change is an important part of African American slang and involves two mechanisms: figuration and shifting.
According to a linguist in Leiden, Netherlands–which is the beginning of a sentence I never thought I'd write–all the hip Dutch-speaking kids have christened a slang word from the Dutch word for Jew.
The rise of Twitter together with the low character limit for Tweets has led to an increasing use of abbreviated words, slang, acronyms and initialisms.