Its when you warm a banana in a microwave for 30 seconds or until slightly warm and stick it in a your ladies bum with 2 scoops of your favorite ice cream, hopefully not chocolate, add toppings and use her butt as a bowl...
An endearing term generally used by the middle classes to gain the attention of the Protestantly challenged in the slums of the West of Scotland.
...ya Dirty Banana Bastard! Ma Subaru needs a whole new front end and my under pants require a full valet after I was forced to run you over! Tyson! Chew whats left of him!
Where the guy deep throats your dildo while you put cherries up his ass and fuck him with a frozen banana. Later he will take a shit seeing the cherries and banana.
Dummy's across the street pushing out a dirt banana, most productive thing she's done all week.
or:
Dude, head downstairs, while dummy's across the street and push a dirt banana into her file drawer.
or:
Dummy stepped in a dirt banana on the sidewalk coming up to the building, was it her own, or one left by a cocker spaniel...check that, I mean a great dane.