When you forget something that someone already told you or you didnât listen and ask them about the topic they were previously talking about. Happens most when intoxicated.
John: hey, Al did you know Liv had sex with me last night.
Al: no, how was it
John: It was pretty good had her squirting all over the place. Good times.
Al: So how was the sex man.
John: I just fucking told you
Al: oh my bad, I had an Ed moment.