Origin of Phrases - S
Spittin image
Meaning: To bear an identical resemblance, to look alike.
Example: I am often told that I am the spittin image of some guy named Larry Bud Melman but I don't know who he is.
Origin: This phrase was originally "spit and image". It is a reference to polishing something using spit, to the point where you can see you own reflection or image in it. Shoes and apples come to mind.
Alternatively, the phrase may have originally been "spirit and image". This indicated a likeness of spirit as well as appearance.