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2.
Scheduling a date with a g/f or b/f on a Saturday.
Sorry, I can't hang out with you tomorrow - its Saturdate.
by shizfo July 19, 2006
 
1.
A date to go out on any given day; Sundate, Mondate, etc.
I was going to stay home this weekend, but at the last minute I got a Saturdate.
by Gingeygirl May 12, 2011
 
3.
An extraordinary even occurring on an ordinary Saturday.
"My birthday falls on a Saturday this year. It's Saturdate!!!"
by b00bage August 23, 2007