when one possesses a floppy and ejaculates by shaking their penis with no hands
Janis: that guys a total badass! he hissing snake'd all over me!
by nighthawk211211211 June 19, 2009
1 more definition
When two gay men are having sex and as one of the men is about to insert his penis into the others ass the one recieving farts really hard on the head of the others cock and it makes a hissing noise.
"Greg and I were about to engage in butt-sex but he pulled off the Hissing Snake."
by -Dyllan June 14, 2008