'Cash register' definitions:

Definition of 'cash register'

(from WordNet)
noun
A cashbox with an adding machine to register transactions; used in shops to add up the bill [syn: cash register, register]

Definition of 'Cash register'

From: GCIDE
  • Cash register \Cash register\ A device for recording the amount of cash received, usually having an automatic adding machine and a money drawer and exhibiting the amount of the sale. [Webster 1913 Suppl.]