cream off

Short definition from Wiktionary

Verb

1. 1
   To extract the cream or creamy part from something.
2. 2
   To separate (the best part of something from the regular part).
3. 3
   To use a cream (cold cream) to remove something (usually makeup, from one's face).
4. 4
   To earn, or embezzle, a percentage of a profit.