Meaning of “clerk” - Learner’s Dictionary

clerk

noun [ C ] uk us /klɑːk/ US  /klɜːrk/
OFFICE

someone who works in an office or bank, keeping records and doing general office work:

a bank clerk
SHOP US

someone who sells things in a shop:

a store/sales clerk

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