What is achieved when one cuts a hole in the bottom of a popcorn container and inserts his penis. Then proceeds to offer a handful of this buttery delight to his date.
At first the date was moving pretty slow, but about a third of the way into Nanny Mcphee..... I slipped her the buttery handful!
by Loosejuice333 May 29, 2008
The act of ejaculating into your own hand and then continuing to masturbate, using the semen as lube.
Person 1: "how often do you masturbate?"
Person 2: "technically once a day but I do the buttery hand."
Person 2: "technically once a day but I do the buttery hand."
by Jsagahw March 22, 2017