send one about one's business
To dismiss someone summarily; tell one off.
When Mrs. Atwater discovered that her daughter's French tutor was an ordinary fortune hunter, she sent him about his business.
send one packing
To fire someone summarily.
Уволить, выгнать кого-либо без долгих церемоний.
When the boss caught Smith stealing from the cash register, he sent him packing.
When Amanda discovered that Jack had been unfaithful, she sent him packing.
Когда Аманда узнала, что Джек ей изменял, то выставила его за дверь.
send to the minors
To dismiss someone; tell them off; terminate a relationship. A baseball term.
"What did you do to your girlfriend?" Ernie asked Bert, when Bert started dating Jane. "I sent her to the minors," Bert answered with a sneer.
set in one's ways
Stubborn; opinionated; unchangeable.
My grandfather is so old and set in his ways that he'll eat nothing new.
set in
To begin; start; develop.
Before the boat could reach shore, a storm had set in.
He did not keep the cut clean and infection set in.
The wind set in from the east.
set one's face against
To be very much against; strongly disapprove.
The banker's daughter wanted to marry a poor boy, but her father set his face against it.
set one's mind at rest
To relieve someone's anxieties; reassure someone.
"Let me set your mind at rest about the operation," Dr. Vanek said. "You'll be back on your feet in a week."
set one's mind on
To be determined to; decide to.
He has set his mind on buying an old chateau in France.