Dharma in Buddhism can have the following meanings:
The state of Nature as it is (yath bhta)
The Laws of Nature considered collectively.
The teaching of the Buddha as an exposition of the Natural Law applied to the problem of human suffering.
A phenomenon and/or its properties.
Your vote on this answer has already been received
Buddha-dharma or Dharma vinaya.
This refers to both the system of analysis taught by the Buddha (recorded in the sutta pitaka of the Pali canon) regarding the causes of suffering (Pali: pariyatti) and the necessary course of action needed to be taken to undo these causes (Pali: patipatti)