D-1 Share definition Flag 1) name given to a athlete raw enough to get a scholarship to a Division-1 school. 2) a shorter way of saying Division-1. Damn, that wideout was scraping us last night. He is D-1. D-1 by $ Dogg April 30, 2005 0 0 Get merch Get the D-1 mug. Buy Now — $32.95 See more merch