1. people who are younger or have less experience than others
Usage: plural of junior
2. third-year students in high school or college
Usage: educational context
3. employees with lower rank or less seniority in an organization
Usage: workplace context

Examples

• The juniors organized a fundraiser for their class trip.
• Several juniors were promoted to senior positions this year.
• The company hired five new juniors for the marketing department.
• High school juniors often start preparing for college applications.
• The juniors on the team looked up to the veteran players.
• She mentored several juniors during her time at the firm.