massenhaft; massenweise {adv}  - in masses 
etw. massenhaft haben  - to have masses/heaps/piles of sth. etw. massenweise herstellen  - to make sth. in bulk; to produce sth. in large quantities massenhaft zu tun haben  - to have a pile of things to do Tiere massenweise töten  - to kill animals in their hundreds/thousands Es gibt massenweise Tipps und Tricks im Netz.  - There are masses of hints and tips on the Web.