What is the rate of US postage stamps? The current rate for US Postage Stamps is $.46 for a First Class Letter, $0.33 for a domestic postcard & $1.10 for first class international mail. Additional rates can be obta â¦ ined at your local post office.
Protocol is defined as the rules and customs of a group or a standard procedure. An example of protocol is the method by which a learning center must document their students' progress. protocol. an original draft or record of a document, negotiation, etc.
Princeton's WordNet(3.50 / 2 votes)Rate this definition: 1  protocol, communications protocol(noun) (computer science) rules determining the format and transmission of data. 2  protocol(noun) forms of ceremony and etiquette observed by diplomats and heads of state. 3  protocol(noun) code of correct conduct.