To sell or dispose of (something) with the intent to deceive; to attempt to pass off a counterfeit or inferior product as genuine.
To dissociate oneself from (an allegation or rumour).
To rid oneself of a malady or its symptoms
Some rumors that the governor had smoked pot as a teenager were flying around, but he has finally managed to shake them off.
To remove (something attached to, on or clinging to an object) by shaking.
To lose someone who is tracking you