Nigerian slang term meaning "to have sex". Usually as a one night stand or fling.
Yo look at the fattie on that Nigerian girl!

Dayyuuummnnnn son. I'm bout to ask her to chop banana.
by Casablanca1776 August 17, 2016
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screaming that while making a 90 degree angle with your arm and hitting someone on the head
bobby died back in nam because some wise guy banana chopped him
by shrekdad January 3, 2018
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