The distance within which a person is easily able to reach an object in order to touch it; frequently in "within (also in) touching distance": within a short distance, close by; also figurative of a prize, achievement, etc.
Origin
Mid 19th century.
Definition of touching distance in US English:
touching distance
noun
The distance within which a person is easily able to reach an object in order to touch it; frequently in "within (also in) touching distance": within a short distance, close by; also figurative of a prize, achievement, etc.