Flacctibation 

Masturbating with a flaccid penis...

I tried to wank last night - but I never got past preliminary flacctibation

Flacctibation by Ahleeks March 30, 2011

flaccidation

The act of losing your erection, most likely do to a horrific event.

Dude, I fucked your mom last night and your dad walked in and asked to join...I had instant flaccidation

flaccidation by Slayerfanatic81 January 22, 2016

Flaccilation

The act of being forcefully made flaccid

The hammer dropping onto Steve caused him great flaccilation

Flaccilation by I fucked your bitch twice haha October 19, 2022