It's a kinda sexual term...it means basically a males donut (butt) is to the banana (penis), It can be used also in a way that talks about a male and a female, I think...
ask your dad no wait, ask your mom.
Banana box up sheep runs, donut!
If by "donut" you mean hentai, then yes.
donut in tennis means u have a score of 0 in a set this is reffered to as a donut
your yellow banana
Banana means I am married.
youre out from hitting
The word "banana" in Hindi is "केला" (pronounced as kela).
Translation: banana
It mean that youre very intelligiance
youre not eating right
Youre Not Eating Right