外そと飼がいそとがいMeanings1noun, noun which may take the genitive case particle 'no'keeping a pet outdoorsRefers to the practice of keeping a pet, especially a dog or cat, outside the house rather than indoors. Often contrasted with 室内飼い (indoor keeping).See also: 室内飼い外そと飼がいの犬いぬは冬ふゆは寒さむそうだ。