Top Definition
Luxurious form of male masturbation.

Step 1: Take off/drop pants or unzip.

Step 2: While standing, raise your leg onto a bench, chair or small stool.

Step 3: Reach under the raised leg. Taking a firm grip of The Penis.

Step 4: Maintain ringlike grip on The Penis with thumb and forfinger. Fanning out remaining three fingers.

Step 5: Rub it out. Maintain Fan.
Example 1
Matos: What's up Stef, your looking blue?

Stef: Man, cranking just isn't hitting the spot anymore.

Matos: Dude, just start pumping Back-Hand Fantails, it's like your knob won the lottery.

Example 2
Hayden: Yo, what you up to tonight Big Mattress?

Matt: Just popping off Back-Hand Fantails.

Hayden: Living large!
by M Dogg Diggity April 28, 2009

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