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8.
1. A transparent object, refers to 3d map generation… often used on the outside of rooms to reduce lagging as texture is not preloaded.

2. Refers to making something watertight, like in boat manufacture.

3. Spikes on a shoe.. Used in cricket etc.
calk that wall dude :-p
by Xhable June 12, 2004
 
9.
Slang term used to describe the seaman used in filling one's asshole to the rim.
The pornstar got too much caulk in her asshole.... it was sliding out of her starfish's mouth.
by slicksal October 18, 2006
 
10.
The wrong way to spell cock(dick,penis)
My cock is eight inches long
by Reload April 15, 2004