A top, usually having four lettered sides, that is used to play various games of chance. (noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "teetotum" in a sentence
"A round teetotum revolving on its point represents the sky turning on its axis, the two points of the teetotum are the two poles; the child will be delighted to find one of them, and I show him the tail of the Little bear."
"The five days needed to reach it after it first appeared on the horizon had been fraught with danger: a dozen rapids, violent eddies that whirled the Explorer around “like a teetotum,” interspersed with innumerable reaches through which the boat had to be towed by a dozen men hauling upon fraying ropes or by a battered skiff with splintered oars."
"I had seen a set of models of the regular polyhedra in my High School trig class, and decided that a “12-sided teetotum” must be the 12-sdied thingy (a regular dodecahedron) I had seen in the set."