Madison Avenue fellow (5)
I believe the answer is:
adman
(Other definitions for adman that I've seen before include "Worker in commercials" , "Commercial publicist" , "promoter" , "Someone involved in commercial promotion" , "persuasive type" .)
I believe the answer is:
adman
(Other definitions for adman that I've seen before include "Worker in commercials" , "Commercial publicist" , "promoter" , "Someone involved in commercial promotion" , "persuasive type" .)