The act of inserting two fingers into a female orifice to aid in inserting your penis, much like the way a shoe horn is used to put your foot into a shoe.
When I have whiskey dick I use the twofinger shoe horn to get my cock into my woman.
One TwoBuckle My Shoe is a new meme by edmondx but it is actually a nursery rhyme invented in the late 1800s.
YO BRO COME OVER HERE COME OVER HERE CHECK OUT MY NEW SHOES THEYRE THE BRAND NEW ONE TWOBUCKLE MY SHOE THREE FOUR BUCKLE SOME MORE FIVE SIX NIKE KICKS HOHOHOHO THAT IS SO FIRE