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1. A sexual act that culminates at the male orgasm. In order to perform a muddy alaskan, the female sits on top of the male and receives his penis anally. At the time of his orgasm, she relieves her diarreah, covering each partner in a mixture of semen and her soft, watery stool.

2. If the female has been consuming corn before the act, it becomes a Muddy Nebraskan.
1. During lovemaking, Lisa gave me a muddy alaskan, and it stunk so bad.

2. After having a fried chicken TV dinner with corn, Lisa and I bathed in her fecal matter following a muddy nebraskan.
by The MudMaster August 29, 2004
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