The occasion of Raksha Bandhan is celebrated on the Hindu calendar Poonam/Purnima also called full moon day in the month of Shravana which typically falls in August.
This festival name is cumulative two words, namely "Raksha" and "Bandhan." This occasion means in historical language Sanskrit terminology, "Raksha" stands for the protection and "Bandhan" signifies the verb to tie, On this eventually all the who have faith "the tie or knot of cotton cord which called as kalawa (Mauli)".
Together, the festival symbolizes does not mean just the blood relationships only, the eternal love of brother-sister relationship It is also celebrated among cousins, sister and sister-in-law (Bhabhi), fraternal aunt (Bua) and nephew (Bhatija) and such other relations.
Wish you all the best wishes for the occasion of Raksha Bandhan.