Sheesh! I have seen this phrase misused a few times now (even in Roger Mellie's Profanisaurus!). Let me clear things up:
Saddlebags is a word to describe the bulging areas of fat on the upper outer thighs of ladies, in a way that resembles saddle bags being carries on a horse.
The expression was used in Ace Ventura: Pet Detective. I can't remember exactly how though. It was something along the lines of:
Melissa Robinson claims she isn't fat. Ace says something along the lines of "yeh, whatever you say, saddlebags!"
by Bill-Car March 15, 2006
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When a guy puts on a pair of girls' panties and one ball drops down on each side.....thus creating...saddlebags...
Man...have you talked to Justin...he hasn't been OK since the breakup...I walked in on him wearing his ex girlfriend's panties saddlebagging it in front of the mirror crying listening to Beyoncé....
by Thegyver February 26, 2017
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Pornographic film genre involving busty nude women riding mechanical bulls. Saggy labias and breasts are usually preferred by the genre's devotees.
'Saddlebagging 3: The Battle of Bull Run' was a great erotic film!
by T-Trash Ho November 24, 2007
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When you have a woman in the scissor position, drape your balls over her taint (like a saddle) and let each one of your nuts rest on each of her holes, causing suction on your balls
1. Get over here so I can saddlebag you underneath the coffee table you little whore

by Jsquizzles August 09, 2006
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sad·dle·bag(s) (sdl-bg) n.
1. To drape your scrotum over a person's face in such a manner so that one testicle would lay on one side of the nose, and the other testicle lays on the opposite side.

That chick I took home with me last night?
Shit Dude, I don't know, I was ripped.... All I remember was giving her saddlebags, making motorcycle noises, then I think I blasted one in her face.
Hey, why is my eye black?
by JD Fort November 04, 2006
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