1. To look through, as in browsing or leafing through. 2. Unneccesary looking through with no final outcome. Example: 1. So, yeah, the other day I was shamming through some old books. 2. He's such a shammer, never deciding upon one thing.
SHAM
Meaning of SHAM in English
Slang English vocab. Английский сленговый словарь. 2012