chicken head
n.— «At Jackson Hole watch for “scud missiles” ie tips of jagged rocks flush with the surface that tear up your bases!…Scud missles are also “chicken heads” and “lunar surface.”» —“Re: Skiing Slang Wanted” Usenet: rec.skiing.alpine Apr. 28, 1995. (source: Double-Tongued Dictionary)
Further reading
What’s it like to hike the Pacific Crest Trail all the way from Mexico to Canada? You’ll end up with sore muscles and blisters, and great stories to tell. Along the way, you’ll also pick up some slang, like NoBo, SoBo, Yo-yo and...
The slang phrase someone ate and left no crumbs means the person did something really well. In a previous call, a listener who works in theater noted the use of ate to mean “did something well,” as in they really ate that haircut! This...