1. the lead singer or principal performer of a band or musical group
Usage: common in rock, pop, and hip-hop contexts
2. a person who serves as the public face or spokesperson for an organization, movement, or cause
Usage: figurative use

Examples

• The frontman of the band energized the crowd with his dynamic stage presence.
• Mick Jagger has been the frontman of the Rolling Stones for decades.
• She became the frontman for the environmental movement in her region.
• The new frontman brought a fresh sound to the rock group.
• He served as the frontman for the political campaign, appearing at rallies nationwide.
• The band's frontman connected with fans through social media.
• After the original frontman left, the group struggled to find a replacement.