nonbiker

From non- +‎ biker.

nonbiker (plural nonbikers)

1. One who is not a biker.
   • 2009 March 8, Robert Sullivan, “The Wild Bunch”, in New York Times‎^[1]:

     To be clear, cars are more likely to kill nonbikers; we still live in a world ruled by the ruthless car.

• broken in, inbroken