1) Add Insult To Injury-to worsen an unfavorable situation-
As if the hostile takeover weren't enough, to add insult to injury they scrapped ninety percent of our products and replaced them with their own.
2) Call It A Day-to declare the end of a task-
We have been at this for hours, let's call it a day and come back tomorrow when we are fresh.
3) Get Bent Out Of Shape-to take offense,to get worked up, aggravated, or annoyed-
They stopped inviting him to the gatherings, and he really got bent out of shape about it.
4) In A Bad Light-negatively, under unfavorable circumstances-
The once-beloved mayor has been seen in a bad light ever since news of his tax-evasion scandal came to public attention.
5) Song And Dance-a long and complicated statement or story, sometimes one that is not true-
She gave me some song and dance about how busy she is and thus cannot meet me.
6) Faustian Bargain-an agreement, bargain, or deal in which a person sacrifices or abandons moral, ethical, or spiritual values in favor of wealth, power, or other benefits-
She struck a Faustian bargain with the competitors, selling her own company's secrets for shares in each of their companies.
7) Beer Muscles-an inflated notion of one's strength, ego, or bravado due to excess consumption of alcohol-
When he drinks, Jeff always gets beer muscles and wants to fight every guy in the bar.
8) Promise The Moon-to promise one something that cannot be done-
Your clients will come to distrust you if you keep promising them the moon.
9) Bear The Palm-to win-
I heard that you might bear the palm at the science fair! Congratulations, it would be a well-deserved victory.
10) Stoop To Conquer-to adopt a role, position, attitude, behavior, undertaking, etc., that is seen as being beneath one's abilities or social position in order to achieve one's end-
Many politicians have started taking advantage of more popular, mainstream entertainment platforms because the only way they can be in public limelight is if they stoop to conquer.
11) Beside The Point-tangential or insignificant to the main issue being discussed-
I do love the apartment, but that's beside the point because I don't have enough money for a security deposit right now.
12) Here To Stay-to be permanent or firmly established; to be a normal part of everyday life, especially after once being considered abnormal or unusual-
It seems social distancing is here to stay, so we'd better get used to it.
13) The Fourth Estate-the press; the profession of journalism-
One must never forget the sway held by members of the Fourth Estate - if we want public support, then we need the press on our side.
14) Word On The Wire-the information, or the version of that information, that is currently spreading from person to person, often in a particular setting, like school or work-
There are so many people stopping by Shelly's office because word on the wire is that she's leaving the company.
15) Feel Blue-to feel sad-
I have been feeling blue lately, but I think it's just because of this gloomy weather we've been having.
16) Boil The Ocean-to engage in futile tasks-
Oh, Ted's still boiling the ocean trying to find and reassemble that document from the shredded bin.
17) Shake Like A Leaf-to tremble violently with fear or nervousness-
I was shaking like a leaf when I went up to deliver my speech in front of all those people.
18) Breathe A Word-to share information that is supposed to be kept secret, often used in the negative to encourage silence
-If you breathe a word of this to the cops, we'll come after you.