Temporary lapse of memory/mental fogginess/amnesia often due to excessive
alcohol use. Not to be confused with
blackout, as a greyout occurs for
short intervals between one and five minutes.
Al: So you
drunk texted me 30 times yesterday
Amber: What!? I
don't remember that...
Al: So basically you blacked out?
Amber: Nah, I remember everything except for like 5 minutes of last night.
Al: I guess you must have had a greyout!
Amber:
Sweet!