Put stock in something Definition 1 of 2Pro Tip 1/3Not Literal Remember that 'put stock in' is not about investing money, but about investing belief or trust. I put stock in her skills as a manager. Pro Tip 2/3Emotional Weight This phrase often implies an emotional investment in a belief or someone's words. He put stock in his grandfather's advice and lived by it. Pro Tip 3/3Skepticism It can suggest a degree of skepticism if someone does NOT put stock in something. She said she didn't put stock in office gossip.