Top Definition
A measure of data approximately equal to 32 megabytes (MB) or four minutes of AVI format video (the average length of an internet porn clip). Abbreviated to "CB".
1. I'm going to film a video of you and your bitch which is going to be approximately one cockbyte in length. You dig?
2. Last night, I just uploaded eighteen CB of video to slutload.com.
3. I was watching a great video last night but it was only a cockbyte long... FUCK
by FreeRoseCurry July 30, 2009

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