Confession and repentance, the stock-in-trade of the revivalist preacher, do not constitute the infallible means of improving our behaviour. His stock-in-trade is charm. There are no reviews - the stock-in-trade of the specialist magazine. stock in trade One’s capabilities and resources. This cliché transfers the original meaning of the phrase—that is, the goods for sale kept by a dealer, or the tools kept by a workman—to more personal attributes. Stock in Trade Also found in: Dictionary , Thesaurus , Medical , Legal , Idioms , Encyclopedia , Wikipedia . Property held primarily for sale to customers in the ordinary course of business.