Meaning of “tourniquet” - Learner’s Dictionary

tourniquet

noun [ C ] uk us /ˈtʊənɪkeɪ/ US  /ˈtɜːrnɪkɪt/

a long piece of cloth that you tie tightly around an injured arm or leg to stop the blood coming out

(Definition of “tourniquet” from the Cambridge Learner’s Dictionary © Cambridge University Press)