Top Definition
A situation that prevents an individual or party from watching the cartoon Chalk Zone.

The childhood equivalent of a Cock block.
My mom hates me and beat my dog to death so I had to go to the VET instead of watching that boss ass episode of Chalk Zone. Bummer dude.

Rudy's got the chalk!

Chalk Block.
by a carniverous jive turkey July 23, 2011

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When a teacher is trying to teach, a distraction such as a phone ringing or another teacher entering the classroom, disrupts the learning about to take place
Ms.Mari: "Ok class, today we learn about Wind Resis..."
*phone rings*
Ms.Mari: *sigh* "One second class..."
Todd: "Dude, total Chalk Block"
by EpicSmith93 September 16, 2010

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

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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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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt