a German name for a decent, nice, if slightly 'ackward' kid that you'll discover when he becomes your locker buddy. He'll look you up in his old yearbook because he won't believe that you're not a new student. You, being his amazing locker buddy, will constantly beat him in the locker-opening challenges you'll frequently have. Be happy that you know a Matteo Zimmerman, because they're awesome.
No way, Matteo Zimmerman, I beat you in opening my locker