Meaning of “checkout” - Learner’s Dictionary

checkout

noun [ C ] uk us /ˈtʃekaʊt/

B1 (also US checkout counter, us ) the place in a large shop, especially a food shop, where you pay for your goods:

a supermarket checkout

B1 the place on an Internet website where you order and pay for things

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