[ouuh
r-glas, -glahs, ou-er-] 
| 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. |
| 2. | having a notably slim or narrow waist, midsection, or joining segment: She has an hourglass figure. |
| hour·glass (our'glās') n. An instrument for measuring time, consisting of two glass chambers connected by a narrow neck and containing a quantity of sand, mercury, or another flowing substance that trickles from the upper chamber to the lower in a fixed amount of time, often one hour. adj. Shaped like an hourglass: an hourglass design; an hourglass figure. |