Overview of Aztec symbols. Symbolism was a part of every day life for the people of central Mexico. Symbols were used in writing, in keeping time and dates, in names and titles, on buildings and in artwork, and even in clothing.ost of us know only a little about the Aztec symbols that were used in the empire centuries ago. Religious symbols, symbols of war, and many other rich traditions of art can be found in what was one of the world's greatest civilizations. Let's take a look at these mysterious symbols...