This phrase is referring to having sexual behavior in the butt. Usually used by boys when they see a big butt, and they say the phrase
Daquan: Yo Tyrone

Tyrone: wassup
Daquan: hey you see that thick girl over there, I'm finna hit that from the back
by Baller$$ April 27, 2017
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To clean up the mess after a co-worker failed to do a task correctly.
Sandy has trouble counting past 10, so all the orders had to be hit it on the back side after she got done with them.
by badger_panther January 3, 2011
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You're bored and like this song, so you searched it in the Urban Dictionary
You so fuckin precious when you smile
hit it from the back and drive you wild
by sxeme October 12, 2018
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