Noun - Medical condition for what happens when a person giving a blowjob gets the back of their skull slammed so hard that they lose short or long term memories of giving the blowjob that gave them the condition.
Yo man, I skullfucked your mom so hard last night she forgot we even did that. I think she has Whamnesia.
by chozo_ninpo May 27, 2011
An altered state of mind whereby a dude does not recall partaking of a bouncy-bouncy with one or more ladies.
Bill Clinton has had so many casual flings over the years ("Honk if you HAVEN'T slept with Clinton") that it might come as no surprise if he claims whamnesia about some of them.
by QuacksO April 18, 2022
As many flings as Bill Clinton has partaken in ("Honk if you HAVEN'T slept with Clinton"), it's little wonder that he might claim whamnesia about at least a few of them.
by QuacksO April 18, 2022