A person of some seeming distinction who is actually a product of publicity: Steven Brill calls him an ''empty suit'' whose main talent is getting his name in the papers(1980s+)
The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D. Copyright (C) 2007 by HarperCollins Publishers. Cite This Source
Idioms and Phrases with empty suit
An unimportant person; also, a phony. For example, Don't pay any attention to him—he's just an empty suit, or She acts as though she knows what she's doing, but she's really an empty suit. This graphic expression calls up the image of an empty suit of clothes.
[ c. 1970