When you rub bananas over your penis then receive oral sex.
Man my girl came over and gave me the best banana foster!
by Keshyrae July 26, 2015
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To have Bacardi 151 poured on one's back and lit on fire while receiving anal sex doggy-style.
My partner really got heated up when I gave him a bananas foster.
by RustyTromboners July 11, 2010
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When you get intoxicated and start to massage and finger your food in a restaurant.
Cory, I swear to god if you start bananas fostering your dessert again I’m leaving.
by Beau Beezy January 12, 2018
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