As used in this chapter:
(a) "Ground sign board" means any sign erected, constructed or maintained for the purpose of displaying outdoor advertising or commercial information by means of posters, pictures or pictorial or reading matter, when the sign is supported by uprights or braces, placed upon the ground and not attached to any part of any building or other structure.
(b) "Marquee and/or marquee sign" means any sign, letter work, device or representation used for advertisement, commercial announcement or direction which is erected, constructed or maintained on or affixed to any awning, canopy or other device of a similar nature, extending or projecting from any building or structure.
(c) "Other device" means any device not hereinbefore specifically defined that may be used in any way for the purpose of displaying or advertising or commercial information of any nature.
(d) "Projecting sign" means any sign, letterwork, model, device or representation used in the nature of advertisement, commercial announcement or direction, extending over a sidewalk or street beyond the building line, and/or attached, supported or hung from any building or structure at an angle or position other than parallel with such building or structure.
(e) "Roof sign board" means any sign erected, constructed or maintained for the purpose of displaying outdoor advertising or commercial information by means of posters or pictorial or reading matter, when such sign is constructed, erected or maintained upon the roof of any building.
(f) "Standard sign" means any standard or device in any way used to support or display any sign, poster, letterwork, device or representation used in the nature of outdoor advertisement, commercial announcement or representation, other than ground sign boards as defined in subsection (a) hereof.
(g) "Wall bulletin" means any sign or poster, on any surface or plane, erected, constructed or maintained for the purpose of displaying outdoor advertising or commercial information, that may be affixed to the front, rear or side wall of any building or structure, other than a ground sign board.
(1978 Code § 110.01)