Definition of railless in US English:

railless

adjective

  • See rail

    • ‘I negotiated the railless stairs and dark corridor without too much injury to my person, and managed to fumble the wooden latch open.’
    • ‘From 1908, railed electric buses, railless electric buses and power-driven buses appeared successively, ushering in a period of prosperous transportation.’
    • ‘Reluctantly, my left hand on the railless wall on that side, my right hand extended out into the blank abyss in the other direction, I began the descent.’