Definition of halacha:
(n) :
Jewish law, taken as a whole
(n) :
A law or tradition by which Jews live. They are derived from the Torah and from later rabbinic literature.
(n) :
A law or tradition established by the Halacha.
(n) :
Alternative letter-case form of Halacha. [A law or tradition by which Jews live. They are derived from the Torah and from later rabbinic literature.]