The act of damaging the appearance or surface of something; "the defacement of an Italian mosaic during the Turkish invasion"; "he objected to the dam's massive disfigurement of the landscape"
Defacement is a term used in heraldry and vexillology to refer to the addition of a symbol or charge to another flag. For example, the Australian flag is the British Blue Ensign defaced with the Southern Cross in the fly and the Commonwealth Star in the lower hoist quarter, beneath the Union Flag.
In common usage, to deface something refers to marking or removing the part of an object (especially images, be they on the page, in illustrative art or as a sculpture) designed to hold the viewers' attention. ...
An act of defacing; an instance of visibly marring or disfiguring something; An act of voiding or devaluing; nullification of the face value; A symbol added to a flag or coat of arms to change it or make it different from another
(Defacing) differencing a flag by adding something to it, such as a charge, a badge, or writing. Used especially on colonial flags. Note that this term does not have the usual meaning of "vandalizing" when used in vexillology.
Defacement is the method of modifying the content of a website in such a way that it becomes "vandalized" or embarrassing to the website owner.
The act of hacking or breaking into a web server and deliberately vandalizing its contents, often so that the web pages show a derogatory, political or social message of some kind, or sometimes to highlight a known vulnerability in the software used by the website or in its implementation by the ...
Damage to library materials by deliberate intent, rather than accident or neglect, including but not limited to cutting or tearing of pages and covers, underlining or highlighting portions of text, and writing or doodling in margins (see these examples, courtesy of the University of Michigan ...
Vandalizing or damaging property to promote a product.