What is Bhench?
1.
A synonym for the Hindi word, Behenchod, which literally means sister fucker. The use of this form is strictly to hide its vulgar meaning from those who do not know the shortened word while still being able to use it as its original meaning.The use of this word is more of a way to tell someone that he/she is stupid and senseless rather than its actual meaning.
"Bhench! Why would you do that?"
See