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The vaginal juice a woman exretes when you perform oral sex on her (because you lap the milk up like a cat).
I got some good cat milk last night
by Sean Quinn May 10, 2005
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"Yo, I worked 6 hours overtime last week, but I didn't get paid time and a half"

"Maaaan...dat's some serious cat milk right dere, Grade A cat milk"
by The Big Ugly June 20, 2017
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A colleague that lets down his co-workers at every turn, inside and outside of work.
Joe: Man I can't believe that Charles is skipping out again, first at work, now he's not showing up to game night

A.J: Yeah I know man, he's being a little bitch, I guess you could say he's being catmilk
by KaFknBoom June 11, 2018
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