sitzmark Ski Club: Year-round recreational social club for singles and married couples over 21 years old, (ongoing), www. sitzmark.org.    From Wordnik.com.  [JSOnline.com] Reference

For the first time in my life I heard German words like stembogen, vorlage, and sitzmark-words that you never hear on a ski hill anymore.    From Wordnik.com.  [The Vail Trail - All Sections] Reference

Back then, grooming happened sometimes, on some trails, and on a flat-light day, an uncovered sitzmark, particularly an old one, could slam a guy into the ground in a heartbeat if hit just right.    From Wordnik.com.  [Aspen Times - Top Stories] Reference

"Yeah," I laugh, "if you put a sitzmark in snow this hard, it'd probably kill you.    From Wordnik.com.  [Aspen Times - Top Stories] Reference