The Collaborative International Dictionary
Overshake
Overshake \O`ver*shake"\, v. t.
To shake over or away; to drive away; to disperse. [Obs.]
--Chaucer.
Wiktionary
overshake
vb. 1 To shake too much. 2 (context obsolete English) To shake over or away; to drive away; to disperse.
Usage examples of "overshake".
The action of overshaking a pair of dice in a cup in the mistaken belief that this will affect the eventual outcome in your favour and not irritate everyone else.