To mean that something is a loss, it's all over
This test was so hard it's chalk
My grade is chalk
That fight is chalk
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to randomly go up to someone and start making out with them without warning.
Girl: I didn't make out with anyone at the party!

Girl 2: Then chalk someone!

* girl turns around and makes out with nearest guy*
by jswiftyy January 26, 2010
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- to steal
ghetto-slang. Origin: San Francisco Bay Area
I just chalked that niggas entire stash.
by slappin'bitches December 18, 2004
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To make cocaine into lines, to excess consumption of cocaine.
Person 1 - 'Dude, why are you giving me so much grief? You have been up and down all night like a tit in a trance'
Person 2- 'Sorry blud, nothing personal, I've been chalked up all night'
Person 1 - 'What does chalking mean?'
Person 2 - 'Look it up on urban dictionary'
Person 1 - 'They wouldn't have the balls to put that up'
Person 2 - 'True'
'
by Dr Brain April 29, 2012
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When a guy utilises his erect penis to grind open, away, forward to any one and or all orifice in an up and down fashion.
"Dude, I was chalking Sally so much I thought I was going to be left with a stub".
by Harleydean January 17, 2015
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A new age form of vandalism started in the sha involving a group of people and a bucket of chalk. They go to the victim's house and write random messages and draw random pictures. sometimes even gifts are left. i.e. soda cans, toys, pet supplies etc.
-Did you hear there was a chalking last night?
-Dag yo, they chalked me too!
by Spencer Barron October 14, 2006
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when a person is physically or emotionally hurt and they don't show it at all
my sister: "my friend broke her arm"
me: "tell her to chalk it"
by phillies4 November 16, 2009
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