Dry out Definition 1 of 3Pro Tip 1/3Natural Processes Used often to describe items or materials returning to a dry state without artificial help. After the rain, the paths will dry out naturally. Pro Tip 2/3Weather Dependent The phrase can imply reliance on weather conditions, especially sunlight, to dry something. The picnic blanket can't dry out in the rain. Pro Tip 3/3Time Factor Can suggest a process that takes a significant amount of time. Make sure to give your boots several days to fully dry out.