subs. (common).Involuntary shaking; spec. when caused by excessive cold, fear, drinking, etc. Also, ALL OF A TREMBLE = agitated, excited, shivery-shaky.
1849. C. BRONTË, Shirley, xx. Mrs. Gill came ALL OF A TREMBLE, as she said herself.
1882. BLACKMORE, Christowell, xli. The housekeeper to set a good example, ordered back her TREMBLES and came out.