Noun
stock in trade
Alternative spelling of stock-in-trade
Merchandise and other necessary supplies kept on hand in order to do business.
A technique, skill or ability habitually used by a person, group of persons, or an organization, often in the course of their business.
Source: en.wiktionary.orgstock-in-trade
Bakare continued: “I have a word for some Yoruba people whose stock in trade is nothing but a rancorous noise characterised by bitterness and resentment about the ancestry of the former two-term governor of Lagos State, Asiwaju Bola Ahmed Tinubu. Source: Internet
Her stock in trade is mostly black-and-white caricature silhouettes which blend the subject's image, name and profession or avocation into what have become popular presentation items in this area. Source: Internet
’s effortless onscreen normality has become his stock in trade. Source: Internet
This is their stock in trade. Source: Internet
Steve, for future reference: it's "stock in trade," not "stock and trade." Source: Internet
But fate's strange turns are Alexandra's stock in trade. Source: Internet