Magnetic Signs: A flexible sheet material that is mostly used on vehicles. It can be removed and repositioned at will, can have computer cut vinyl or digitally printed graphics applied .
Mall Signage: A wide variety of typical on-premise sign types usually located within the interior of a shopping centre.
MDF: Medium Density Fibreboard is used throughout the sign industry for cut out letters, sign boxes, and bulkhead signage. It should be used indoors only.
Menu Board: A message sign that allows a retailer to list products and prices, such as in a cafe etc.
Memory: The tendency of materials, sign making vinyls etc to 'shrink' or return to ('remembering') their former shape.
Message Area: The area within the sign panel describing the limits of the message.
Mirror Cut / Reverse Cut: Typically means computer cut vinyls that are cut in reverse and applied to the inside of windows so they read the right way when viewed from outside the shop or business.
Mirror Print / Reverse Print: Typically means printed graphics that are printed in reverse on a clear vinyl, then laminated with white and applied to the inside of windows so they read the right way when viewed from outside the shop or business.
Mobile Sign: A portable sign mounted on a trailer etc. see example
Monument Sign: A ground sign with low overall height.