Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Cousin(noun) one collaterally related more remotely than a brother or sister; especially, the son or daughter of an uncle or aunt. 2  Cousin(noun) a title formerly given by a king to a nobleman, particularly to those of the council. 3  Cousin(noun) allied; akin.
As everyone has explained MSMQ is used as a queue for messages. Messages can be wrapper for actual data, object and anything that you can serialize and send across the wire. MSMQ has it's own limitations. MSMQ 1.0 and MSMQ 2.0 had a 4MB message limit. This restriction was lifted off with MSMQ 3.0.
What it Means. MQ is an Italian abbreviation that stands for metro quadrato, and translates as square meter. It is used to denote measurements of area. Similarly, the unit symbol cmq is square centimeters and kmq is square kilometers.ince then, it has seen many changes, and has been widely adopted as the standard system of measure by most of the developed world. Since the system is used in many countries and languages, occasionally non-standard symbols are used. MQ is such a symbol.