sharp practice

US /ʃɑrp ˈpræk.tɪs/
UK /ʃɑrp ˈpræk.tɪs/
"sharp practice" picture
1.

dishonest or unfair dealing, especially in business

:
The company was accused of sharp practice for misleading customers about their product's features.
He's known for his sharp practice in real estate deals.