What is the Meaning & Definition of warning

A warning is a notice or information that you want to transmit, inform about something or someone and which has mission then alert you about a matter in particular or on the doing of one person. However, this warning can be transmitted orally, in a conversation with someone, or failing also is recurring to meet with written warnings in which warns or prevents the public about any situation.
Normally appear in public and constant transit, locations, hung in a prominent place and the Word warning usually appears in red, highlighted, to draw the attention of the people and do not go unnoticed.
These posters are designed to warn of a threat, danger, imminent or actual, or failing that, warn that develop such or such an action can be dangerous in the context in question or be punished.
In a zoo for example, where they inhabit animals of different species, and with varying degrees of danger, it is normal, find warnings in the footsteps of the cages that warn visitors that they can not enter or warn them about how should be your behavior in the vicinity of some animals.
Also, in those places that are produced or handled toxic substances are usually have warning signs for the public that can circulate through there and not known risk is alerted and know how should behave.
Also in regards to transit, to its ordering, diverse traffic such as signals: speed maximum, minimum, notices of special crossings, curves, of forbidden to Park, among others, are warning both motorists and pedestrians must be respected to ensure correct circulation on the streets and their safety and address.
On the other hand, the audiovisual or web content also tend to have warnings to the public, especially when it is recommended that they not be appreciated by a minor or by impressionable people because they present scenes of nudity, violence, among others. Films yes or Yes must indicate in the beginning for what ages are suitable or if no restrictions also indicate that they are suitable for all audiences.