<a href='http://www.nytimes.com/1999/06/06/magazine/food-going-to-extremes.html?pagewanted=all&src=pm' target='_blank' rel='nofollow'>http://www.nytimes.com/1999/06/06/magazine/food-going-to-extremes.html?pagewanted=all&src=pm</a><br/><br/>"In Hawaii, for example, poi -- fermented taro root -- is a delicacy. To the uninitiated, it is sour enough to <span style="background-color:#ffff00;">make your toes curl</span>."<br/><br/>What does "make your toes curl" mean here? Dictionaries suggest "make you embarrassed".