A frame consisting of two bars crossing each other at right angles and turning on a post or pin, to hinder the passage of animals, but admitting a person to pass between the arms; a turnstile.
2
A gate or bar set across a road to stop carriages, animals, and sometimes people, until a toll is paid,
3
A winding stairway.
4
A beam filled with spikes to obstruct passage; a cheval de frise.