"After the estate has been dispensed to the legal heirs, the individual who receives whatever remains from the estate. Found on http://www.encyclo.co.uk/local/21213
A person who receives any property by a will or trust that is not specifically left to another designated beneficiary. For example, if Antonio makes a will leaving his home to Edwina and the remainder of his property to Elmo, then Elmo is the residuary beneficiary. Found on http://www.nolo.com/dictionary/residuary-beneficiary-term.html