
Also S.D. - Sugar Daddy, or a dating male who will spend lavish amounts of money on the recipient, typically a female. This may take the form of cash, presents or luxury items bought to keep the recipient happy.
"I'm Looking for an SD relationship"
by Andy the bald bartender April 10, 2008

by cableguytk November 03, 2007

Serious Discussion. Used in the internet forums to describe a thread. It is used to discuss serious topics, not for whoring. In this type of threads generally there is a lot of arguing.
by morrissey02 April 28, 2007

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
