A turnstile is a mechanical barrier at the entrance to a place such as a museum or a football ground. Turnstiles have metal arms that you push round as you go through them and enter the building or area.
turnstile in British English
(ˈtɜːnˌstaɪl)
noun
1.
a mechanical gate or barrier with metal arms that are turned to admit one person at a time, usually in one direction only
2.
any similar device that admits foot passengers but no large animals or vehicles
3. Also called: gatepost logic
a symbol of the form ⊢, ⊨, or ⊩, used to represent logical consequence when inserted between expressions to form a sequent, or when prefixed to a single expression to indicate its status as a theorem
turnstile in American English
(ˈtɜrnˌstaɪl)
noun
1.
a post with revolving horizontal bars, placed in an entrance to allow the passage of persons but not of horses, cattle, etc.
2.
a similar apparatus, often coin-operated, used to admit persons one at a time
Examples of 'turnstile' in a sentence
turnstile
It was claimed last night that only one of the turnstiles was working properly.
Times, Sunday Times (2007)
Perhaps the sale of champagne at HALF the price charged at virtually all the southern racecourses has set the turnstiles clicking.
The Sun (2011)
In other languages
turnstile
British English: turnstile /ˈtɜːnˌstaɪl/ NOUN
A turnstile is a mechanical barrier at the entrance to a place such as a museum or a football ground. Turnstiles have metal arms that you push round as you go through them and enter the building or area.