What's the meaning of bunny?How to use it?
In Hollywood films,i always hear 'hey bunny',does it mean "hey boy"?

Question

Answer

If you think  you heard it to describe a boy, then it's "Hey buddy" which means "Hey friend."

Answer

A bunny is a young rabbit.
A 'bunny girl' is a sexually provocative waitress/hostess.

The expression 'hey bunny' can be an expression of affection or interest, depending on context.

Answer

buddy = friend

I will be mad if someone call me "bunny" :)

Answer

Buddy = pal = friend