(noun, adjective)


1. younger; lower in rank; shorter in length of tenure or service

Similar word(s): immature, young, lowly, petty, secondary, subaltern, minor, younger, subordinate

2. used of the third or next to final year in United States high school or college

- the junior class

Similar word(s): intermediate

3. including or intended for youthful persons

- a junior sports league

- junior fashions

Similar word(s): immature, young


1. term of address for a disrespectful and annoying male

- look here, junior, it's none of your business

Definition categories: person, arriviste, parvenu, upstart

2. a third-year undergraduate

Definition categories: person, lowerclassman, underclassman

3. the younger of two persons

- she is two years my junior

Definition categories: person, individual, mortal, somebody, someone, soul

4. a son who has the same first name as his father

Definition categories: person, boy, son

Sentences with junior as a noun:

- four years his junior