Examples from the Web for door opener
There was a sort of door-opener or verger at the entrance, and I said to him: "What is the meaning of all this?"A Book of Ghosts|Sabine Baring-Gould
An Austrian officer is gaudier than the door-opener of a London cafe or the porter of a Paris hotel.Europe Revised|Irvin S. Cobb
His habit of entering houses for this purpose, uninvited, earned him the nickname Θυρεπανοίκτης (“Door-opener”).