nagivator
n.— «After digging around the Amazing Race web site, I discovered that the crew calls the person who sits in the backseat with the map the “nagivator” because they’re constantly nagging the driver. Heh.» —“Amazing Race insider slang” by Eric Lindholm Viking Pundit (Mass.) Jan. 16, 2005. (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...