The term gorkha came from the time of Nepal unification. The famous kings and warriors from Kirat (Rail Limbu-from Eastern Nepal) and the Magars (from Magarant regiion)played singnificant role in the unification of Gorkhali king.So much taken by the diplomacy of these brave kings ,there was a documented contract called 'Kipat system' in which the far eastern kiratis(Limbus) were retained their rights on their land until recent panchayat kaal Today's Rai Limbus are the original kirats who had been warrior from the time of Mahabharat(The mention of king yalamber , a kirati king and his bravery from today;s Nepal region is also reflected in Mahabharat) No doubt their bravery has continued to impact to this age and has made all us proud and bold gorkhalis.It symbolizes bravey.