Noun
dear sir (plural dear sirs)
(dated) Used as the salutation at the beginning of a formal letter when addressing persons – assumed to be male – of unknown names.
Dear Sir, On Thursday, January 23, the last container load of merchandise was allowed by the Mexican authorities to be exported from Mexico into Belize. Source: Internet
Dear Sir, As a traditional owner of the Wimmera/Mallee region I wish to express my dismay, with regards to what I believe to be, current misleading correspondence sent to a… Source: Internet