over- + shake
overshake (third-person singular simple present overshakes, present participle overshaking, simple past overshook, past participle overshaken)
- To shake too much.
- Always shake hands at a job interview, but try not to overshake.
- (obsolete) To shake over or away; to drive away; to disperse.
- (Can we find and add a quotation of Chaucer to this entry?)