Washed-up rap mogul who founded hit-making record label with Jay-Z on cusp of losing it all — or going to jail

Ex-Jay-Z partner and Roc-A-Fella Records co-founder Damon Dash could lose everything — or even end up in jail — after allegedly trying to get out of paying $1 million to creditors by hiding money, destroying evidence and refusing to comply with court orders. The washed-up rap mogul has allegedly sought to evade paying out a…