Wiktionary
ring up
vb. 1 (context transitive idiomatic English) To telephone, to call someone on the telephone. 2 (context transitive English) To enter (a payment) into a cash register, or till in a shop, or record a credit- or debit-card payment. 3 (context transitive English) To record the payment of. 4 (context transitive English) To make an adverse official decision concerning (a person).
WordNet
ring up
v. to perform and record a sale on a cash register; "Sally rang up Eve's purchase of tomatoes"
Usage examples of "ring up".
All the ringmasters seemed to agree that it was a sensible place to start, that only the ringmaster bringing the ring up would be able to tell if the line could hold it stable.