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

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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

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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