front for (someone or something)
1. verb To seem reputable in order to hide underhanded or illegal activities. Oh, come on, everybody knows that restaurant just fronts for the mob!
2. verb To handle or represent something publicly for someone or something. Don't worry, our lawyer will front for us—we don't have to speak to the press.
3. noun Something reputable that hides underhanded or illegal activities. Oh, come on, everybody knows that restaurant is just a front for the mob!