send one about one's business v. phr. 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. Compare:
 When Mrs. Atwater discovered that her daughter's French tutor was an ordinary fortune hunter, she sent him about his business. Compare: SEND ONE PACKING. 
 [TahlilGaran] English Idioms Dictionary ▲