drmati

1. to shake
   Deca drmaju drvo da padnu jabuke. — The kids are shaking the tree to make the apples fall.
   Drmao ga je za rame, ali se nije budio. — He kept shaking him by the shoulder, but he wouldn't wake up.
2. (of a scandal, crisis) to rock; to shake up
   Nova afera drma vladu već nedeljama. — A new scandal has been rocking the government for weeks.
3. colloq. (+ instr.) to run the show; to call the shots
   Svi znaju ko drma ovom firmom. — Everyone knows who calls the shots in this company.
4. colloq. (of fever, nerves; drma me) to shake; to grip
   Drma me trema pred ispit. — I'm shaking with nerves before the exam.
   Celu noć ga je drmala groznica. — He was shaking with fever all night.

The reflexive drmati se means to shake or wobble.