culot

Etymology
From.

Noun

 * 1) base, bottom (of an object)
 * 2)  residue, slag
 * 3)  cheek, nerve (effrontery)
 * 4) architectural ornament, e.g. starting point of volutes
 * 5) residue on the bottom of a smoker's pipe; its darkening by use is called culotter
 * 6)  the last-come person, e.g. youngest child, worst loser in a competition