Definition of chacha:
(n) :
(India) An uncle, especially one's father's younger brother.
(n) :
A traditional Georgian clear strong liquor distilled from pomace.
(n) :
(music) A type of cylindrical metal rattle, derived from an instrument in the Haitian musical tradition, and used to play rhythm in certain Cuban genres (and in other nearby countries).
(n) :
A surname.
(n) :
(Philippines) Abbreviation of charter change. [(Philippines, politics) constitutional reform]