pull the rug (out) from under somebody’s feetidiomPart ofpullpull the rug (out) from under somebody’s feetpull the rug (out) from under somebody’s feet — idiomidiom1. To suddenly take away support or help from someone.1.idiomDefinitionTo suddenly take away support or help from someone.ExampleThe funding cut pulled the rug out from under the project.His resignation pulled the rug from under our team's plans.