deal ‧ ing /ˈdiːlɪŋ/ BrE AmE noun
1 . dealings [plural] the business activities or relationships that someone is involved in:
his financial dealings
dealings with
She is ruthless in her dealings with competitors.
We’ve had dealings with him in the past.
2 . [uncountable] the activity of buying, selling, or doing business with people:
penalties for drug dealing
plain/honest/fair dealing (=a particular way of doing business)
a reputation for fair dealing
⇨ insider dealing at ↑ insider trading , ⇨ ↑ wheeling and dealing