a legal document in the UK, which a new limited company needs before it can start doing business. It gives information about things such as the company's business activities, its address, its capital, and its shares
From Longman Business Dictionary
memorandum of associationmemoˌrandum of associˈation noun (plural memoranda of association or memorandums of association) [countableC]LAW
in Britain, one of the documents needed when a company starts doing business, giving details about its activities, capital etc
The company’s memorandum of association sets out the activities for which the company has been formed.