Nickname of sports talk host Jim Rome, originally given to Nick Van Exel, longtime NBA player who played for several years for the LA Lakers (LA being where the Rome show is based) but eventually Rome co-opted the name for himself.
"Hey Van Smack, thanks for taking my call."
"I am Van Smack, and we'll be back."
alias of sports radio host Jim Rome
That is epic! Rack 'em!