A bright spark Definition 1 of 2Pro Tip 1/3Positive Connotation Implies admiration or approval when describing someone's intelligence or skills. At just 10 years old, he's already a bright spark in mathematics. Pro Tip 2/3Problem Solvers Often used for individuals who excel in finding solutions to difficult issues or situations. She was the bright spark who streamlined our workflow. Pro Tip 3/3Group Dynamics In groups, refers to someone who energizes the team with ideas and enthusiasm. During the project, he was the bright spark keeping everyone motivated.