Focus on the pronunciation of mailing list
English definition of “mailing list”
noun [C] (US also mail list)
› MARKETING a list of names and addresses to which a person or company can send information or advertising, either electronically or on paper: put sb on a mailing list I asked to be put on their mailing list.
› (also discussion list) INTERNET a computer program that sends and receives electronic messages from anyone in a group to everyone else in the group: Complaints on the departmental mailing list shows that a lot of people are having the same frustrations as you are.