Tooth-ache dream meaning is explained below using 2 different sources. Each interpretation is shown with its source.

Interpretation 1 — Stephen Girard

To dream that you are suffering from the toothache, is an indication that you will be rejoiced by receiving an offer which will be to your advantage to accept.
Source: The Mystic Dream Book Author: Stephen Girard

Interpretation 2 — Ibn Seerin

(See Pain, Teeth, Tooth)
Source: Islamic Dream Interpretation Author: Ibn Seerin