At Funky Dragon, a trustee is either a young people or professional who sits on the Management Committee which deals with all the legal/financial aspects.
Found on http://www.encyclo.co.uk/local/20929
Board members of an institution or organization who are entrusted with the administering of funds and the directing of policy. ... (12 Dec 1998) ... Found on http://www.encyclo.co.uk/local/20973