Front for Definition 1 of 2Pro Tip 1/3Illegal Activity Used when someone or something pretends to be legitimate but hides illegal actions. That quiet café fronted for a money laundering ring. Pro Tip 2/3Concealment Emphasizes the hiding of true illegal purposes or deeds. He claimed his warehouse only stored goods, but it actually fronted for smuggling. Pro Tip 3/3Negative Connotation Has a negative implication, suggesting deception or wrongdoing. Everyone was shocked to discover the charity fronted for a fraudster.