Verb (5-dan, る, transitive)
1. to shake; to jolt; to rock (cradle); to swing
あの、揺すらないでもらえます？Um, could you please not shake it?
2. to blackmail; to extort; to shake down
私の弱みでも握って揺すろうっての？What, are you planning to dig up some dirt on me and blackmail me?