Rosahair Share definition Flag Having hair as perfect, smooth, silky, lustrous, shiny and amazeballs as Tomas Rosicky's (a footballer). Ally and Tomas Rosicky both have Rosahair. Rosahair by amazeballs girl November 16, 2010 0 0 Get merch Get the Rosahair mug. Buy Now — $32.95 See more merch