Training undertaken as an adult or provided for adults, typically in practical and vocational skills; frequently (and in earliest use) attributive, as "adult training centre", "adult training programme", "adult training school", etc.
Origin
Mid 19th century.
Definition of adult training in US English:
adult training
noun
Training undertaken as an adult or provided for adults, typically in practical and vocational skills; frequently (and in earliest use) attributive, as "adult training centre", "adult training programme", "adult training school", etc.