When your blowing drugs through a straw into a girls ass and drugs blow back in your mouth when u stop blowing.. to avoid this use a twisty straw to blow coke and molly into a girls ass.
Becky! Damn u gotta relax when I blow, I just got mad blow back in my mouth. It tastes awful
by Poppy2286 May 15, 2018
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When you fart and the air from your fart goes up your asscrack and blows slightly on your back, giving an orgasmic experience.
Hey, y’all ever had the blow back fart?
by Savagemotherfucker November 23, 2020
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When a man is fucking a woman doggie style and instead of the man making all the back and forth motion when penetrating, the women blows back , and uses her hips to to bounce her ass back and forth on his dick, so she’s working that dick.
Guy: bro I was fucking this big booty white girl named Melissa last night doggie style and she was throwing it back I almost fell over.

Homie: damn she got that blow back!
by Thickwhtgurl April 16, 2021
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When you cum in a chick's pussy and she queefs it back to you
She said she was into crazy shit, So we did A "Brazilian Blow Back"
by John Krappenschitz April 23, 2021
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When performing oral sex on a girl but worried about being premature on the intended sex, you have a sneaky wank and blow first so u last longer the second time around.

Also know as "the emelio" (mr deeds, very very sneaky)
Jahn - "how did u go with Jenny"
Noraa - "well I had been working away for 4 weeks so I had to do the hungry blow back in order to not disappoint"
by Thestocko June 3, 2013
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