The meaning of JUNIOR is less advanced in age : younger —used chiefly to distinguish a son with the same given name as his father. How to use junior in a sentence.

He was born in April, so he’s three months my junior (= he is three months younger).

1. A person who is younger than another: a sister four years my junior. 2. A person lesser in rank or time of participation or service; subordinate. 3. A student in the third year of a US high …

If you are someone's junior, you are younger than they are. She now lives with actor Denis Lawson, 10 years her junior.

of lower rank or standing: a junior partner. Education (in American universities, colleges, and schools) noting or pertaining to the class or year next below that of the senior.

JUNIOR definition: younger (designating the younger of two men bearing the same full name, as a son named after his father; often written as Jr. or jr. following the name). See examples of …

JUNIOR meaning: 1 : younger in age; 2 : used chiefly in its abbreviated form Jr. to identify a son who has the same name as his father