1. a person who plays funk music or is associated with the funk music genre
Usage: informal; music
2. a person who is afraid or reluctant to do something; a coward
Usage: informal; chiefly British

Examples

• The funker laid down a tight bass line that got the whole crowd moving.
• He's a talented funker who has been performing since the 1970s.
• Don't be such a funker—just try the roller coaster!
• The band's funker brought an infectious groove to every performance.
• She called him a funker for backing out of the challenge at the last minute.