by Dan Bates January 08, 2008
Acronym for, Slydog
1: someone who gets with sluts when they are already in a relationship.
2: someone who does something on the sly.
1: someone who gets with sluts when they are already in a relationship.
2: someone who does something on the sly.
Danny I cann't believe you slipped that lass one up the arse when your married. Such a SD you are.
Fucking SD mate, as if you managed to get me 50 condoms without anyone seeig you.
Fucking SD mate, as if you managed to get me 50 condoms without anyone seeig you.
by Dan Bates January 30, 2008
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