the GNU version of the Collaborative International Dictionary of English
n. A child's toy, somewhat resembling a top, and twirled by the fingers.
The Century Dictionary and Cyclopedia
n. See the extract.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a conical child's plaything tapering to a steel point on which it can be made to spin
Word Usage
"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."