An unknown time of day. Can be past, present or future.
Hey Jack when are we leaving?
"At approximately ...fuck knows o' clock. Tomorrow."
What time is it?
"Fuck knows o' clock. Get a watch."
When did you fall asleep?
"Um, at fuck knows o' clock. I don't know!"
When your in public and you get a boner, so you flip your cock up into your waistband. It feels really good so try not to bust a nut into your bellybutton.
"I was sitting in class thinking about Gabby and Brandon, cuz i'm bi,when I got a boner so I did the 12 O' Clock Tuck and no one knew I had a boner. It felt so good, I almost busted a load into my bellybutton." said Tucker
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The female version of a 'five o' clock shadow'.
When you apply fresh eyeshadow/eyeliner in the morning, then realize that is has all smuged/melted/creased by the time you get home from work.
Usually caused by cheap makeup and/or a hot environment.
Five o' clock eyeshadows aren't nice.
Girl 1: Hey, did you see Katie when she got back from the office?
Girl 2: I know! She had five o' clock eyeshadow.
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A person who sleeps early, wakes up early, and is always on time.
Yeah, I'm late! I ain't no fuckin' Tick-tock-clock
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Used when about to shoot at goal in a British football match, to both alert team-mates and scare opposition.
Also used as a exclamation when celebrating a goal.
James: Pimms O' Clock! (fires a soaring shot over the bar)
Dan: Maybe not quite yet then.
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a phrase to usually a co-worker meaning what you do on your own time is your business
What mark and john do is their business, i mean off the clock on the cock, what ever man.......
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when one gets so drunk that they somehow end up kicking the clock off the wall.
"Wanna get drunk?""how drunk?""clock-kicking status"
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