In other words, the non-Muslim minorities are leaving (and sometimes being pushed out) en masse.
Early reports suggested success: undocumented immigrants appeared to flee Alabama en masse.
But what political price is there to pay for en masse targeting of politically unempowered minority groups?
en masse the Sunni population stayed away from the ballot boxes.
Romney would beat Obama not with a strategy or a plan but because the American people had rejected Obama en masse.
Because the flappers had been gossiped about en masse, the whole reason for not being gossiped about had ceased.
I dodge discrimination, and characterize them en masse by negations.
You are supposed to have escaped, en masse, from your keepers.
There was a roar of protest from the Club members, en masse.
Events had crowded too thickly for her to grasp the whole; but en masse the effect had been definite—startlingly definite.
French, literally "in mass."