backside

After she dismounted from her horse, a trainer noticed a split in her riding breeches and observed: "They weren't made for women's backsides."

“It’s secluded and dreamy, plus fun scrambling up to the backside of Sandstone Peak.”

Once you’re done at the waterfall, you can take the nearby dirt path about two miles to the backside of Zumwalt Meadows.

With Federer nursing a sore backside, Murray swooped for that title, too.

But thanks to the cables, any fit flatlander with a firm grip and steely nerves has a decent chance of making it up the backside of Half Dome — if the weather cooperates.