Whilst Definitions of Ready should be specific to the teams using them, it helps to have an idea of what others teams are using. Included below is just one example current in use in AXA PPP Healthcare:
DEFINITION OF READY
User Stories meet INVEST criteria
Independent (of all others) Negotiable (not a specific contract for features) Valuable Estimable (to a good approximation) Small (so as to fit within an iteration) Testable (in principle, even if there isn’t a test for it yet)
Must have Acceptance Criteria
Check out these great links which can help you dive a little deeper into running the Definition of Ready practice with your team, customers or stakeholders.