Top Definition
"Too late" or "very late"
I'll go shopping with you Dena, but I don't want to be out until fifty o'clock!

Yeah, Brad and I finally hooked up on Saturday night -- but he didn't call me until fifty o'clock!
by Annie's Okay June 07, 2005
4 Words related to fifty o' clock
when shit happens, mostly good
hey nigga pass me that bottle you i'm looking for that fifty o'clock
by justin crudup December 03, 2007

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