The phrase originates from military rank markings, where 'stripes' symbolize experience or rank. After years of volunteering, you've certainly earned your stripes in the community.
Pro Tip 2/3
Recognition Over Time
Used when someone has gradually gained respect or recognition through continuous effort. He didn't become a leader overnight; he truly earned his stripes.
Pro Tip 3/3
Struggles Implied
Implies that the process of earning one's stripes often involves overcoming obstacles. She earned her stripes on the field, playing through injury and bad weather.