Yes, Zac Brown is indeed the lead singer of the Zac Brown band.
Crossover definition, a bridge or other structure for crossing over a river, highway, etc. See more.
crossover. 1  a bridge or other structure for crossing over a river, highway, etc. 2  Genetics. 3  Popular Music. the act of crossing over in style, usually with the intention of broadening the commercial appeal to a wider audience. 4  Also called crossover voter. 5  crossover network.