take (one) down a peg (or two)
To reduce or damage one's ego or pride; to humble or humiliate one.
"I'm really glad that pompous oaf lost his court case, maybe that will take him down a peg or two."
"It's about time that someone took Sarah down a peg. Her snotty rich-kid arrogance is intolerable!"
: in a bad situation when help is needed
"I can help out at a pinch if you need a babysitter."
"At a pinch, you can substitute another ingredient in the recipe."
If you say that something is possible at a pinch, or in American English if you say that something is possible in a pinch, you mean that it would be possible if it was necessary, but it might not be very comfortable or convenient.
"Six people, and more at a pinch, could be seated comfortably at the table."
make money for oneself in an opportunistic or selfish way.
"he may have decided to feather his nest by blackmail"
4. Tweedledum and Tweedledee
a pair of people or things that are virtually indistinguishable.
"the umpires conferred, like Tweedledum and Tweedledee in their striped shirts"
5. A skeleton in the cupboard
a discreditable or embarrassing fact that someone wishes to keep secret.
"If you've got a skeleton in the cupboard, it will probably be exposed during this campaign."
"He didn't believe me when I said that I didn't have any skeletons in my cupboard."
6. To monkey with (someone or something)
1. To tinker, fiddle, or play with something.
"Hey, don't monkey with the thermostat—it needs to stay at 68 degrees."
"Grandpa's been monkeying with that old radio all day, but I doubt he'll get it to work again."
"I wish I hadn't started monkeying with the settings on my computer. It's all messed up now!"
2. To engage in aimless recreation or frivolous time-wasting with someone or something.
"Quit monkeying with the dog and work on your book report already!"
"Grandpa's been monkeying with that old radio all day, but I doubt he'll get it to work again."
"I wish I hadn't started monkeying with the settings on my computer. It's all messed up now!"
3. To attempt to trick or deceive someone; to manipulate or fool someone.
"Listen, pal, don't monkey with me! Either pay your debts on time or we'll have to repossess your home."
"Your sister is really sensitive, so please don't monkey with her like that."
7. To give a good dressing down
a severe reprimand.
"the secretary received a public dressing-down"
8. To talk through one's hat
talk foolishly, wildly, or ignorantly.
"come on, you're talking through your hat on that"
9. Show the white feather
behave in a cowardly fashion.
"he showed the white feather and ordered a general retreat"
10. A bee in one's bonnet
1. If you have a bee in your bonnet about something, you are so enthusiastic or worried about it that you keep mentioning it or thinking about it.
"He's got a bee in his bonnet about factory farming"
2. to keep talking about something again and again because you think it is very important:
"She never stops talking about healthy eating - she's got a real bee in her bonnet about it"