From Longman Dictionary of Contemporary Englishbone dryˌbone ˈdry adjectiveDRYcompletely dryThere had been no rain for months and the land was bone dry.Examples from the Corpusbone dry• Both of his knees are bone dry.• The precise timing varies from year to year and place to place, but the winter and spring are generally bone dry.• The Red RiverValleysoil is bone dry after three years of drought.• This makes the ground bone dry and the marks of the ancienthabitation easy to spot from an aircraft.• My feet were still bone dry at the end of the second day.• Afterwards dry if necessary with a bone drycloth to ensure that there are no drips.• If you reduce the humidity so the walls are bone dry, then the apartment will be too dry.• Though bone dry, they shone in an evening sun that dazzled us, as we linked up the infrequent holds.