panjandrum
Concise Oxford English Dictionary © 2008 Oxford University Press:
panjandrum /panˈdʒandrəm/
▶noun a person who has or claims to have a great deal of authority or influence.
– origin C19: from Grand Panjandrum, an invented phr. in a nonsense verse (1755) by Samuel Foote.
'panjandrum' also found in these Oxford entries:

