When a cock is inserted into an anus as a solid turd is egressing. The cock must split the turd hot-dog style for it to qualify as a "log splitter." Otherwise, it is known as an Alaskan Coal Miner.
"Yo dawg, I rammed this girl so hard last night, I gave her the Alaskan Log Splitter!"
by lmao_deeznuts June 10, 2017
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