hourglass: Meaning and Definition of

hour•glass

Pronunciation: (our'glas", -gläs", ou'ur-), [key]
— n.
  1. an instrument for measuring time, consisting of two bulbs of glass joined by a narrow passage through which a quantity of sand or mercury runs in just an hour.
—adj.
  1. having a notably slim or narrow waist, midsection, or joining segment: She has an hourglass figure.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: