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1.
A man that is found, by women of all sorts, sexually arousing.
Man, that Brian Ma sure is quite a slamdog!
by CaptainSeanPaul October 23, 2010
 
2.
The male equivalent of a "slam pig." This would apply to nearly all men, but the Slam Dog is one of a kind, looking for nothing BUT dirty whores. `
Girl 1: What is that guys problem, he is staring at me like I am a piece of meat.

Girl 2: Girl... you kno he be trippin'. He aint notin but a slam dog.
by MD23 August 25, 2010