stock-in-trade
noun [ U ]
ukus ACCOUNTING, FINANCE (also trading stock)
goods, such as parts, materials, and other assets, that a company or person owns:
Land is both stock-in-trade and a financial liability.
This list of contacts is your stock-in-trade.
the normal business of a person or company:
Stories about scams are the stock-in-trade of political reporters.
This company's stock-in-trade is buying houses in poor shape, fixing them up, and reselling them.
someone's usual behaviour or characteristics:
His stock-in-trade was a volcanic anger.