There are 3 definitions depending on what you are looking for:
1.a clear example; embodiment; type: A miser is the personification of greed.
2. an imaginary person who stands for an idea. Uncle Sam, Cupid, Justice, and Father Time are personifications.
3. figure of speech in which a lifeless thing or quality is spoken of as if alive. The music sobbed, The company shrugged off its losses.