2014, Becky Selengut, Shroom: Mind-bendingly Good Recipes for Cultivated and Wild Mushrooms, page 116:
AKA: Hedgehogs are also known as pied de mouton, sweet tooth, hogs, belly button, spreader hedgehog, hedgies, wood urchin, pig's trotter, and wood hedgehog.
2020, Kristen Blizzard & Trent Blizzard, Wild Mushrooms: A Cookbook and Foraging Guide, unnumbered page:
No matter where you are, it is always a boon to find a few (or more!) hedgies.
2009 March 3, Alice Rawsthorn, “Power Play”, in New York Times[1]:
Despite the best, or worst, efforts of those overextended hedgies and subprime-sters, it did, but not as high as hems, and it yo-yoed squeamishly along the way.
2020, Barton Biggs, Diary of a Hedgehog: Biggs' Final Words on the Markets, page 28:
Most hedgies currently lack conviction. Incidentally, that's a good sign, not an ill omen.