[1] : The Collaborative International Dictionary of English v.0.48

weatherglass \weath"erglass`\, n.
   an instrument to indicate the state of the atmosphere,
   especially changes of atmospheric pressure, and hence changes
   of weather, as a barometer or baroscope.
   1913 webster

   poor man's weatherglass. bot. see under poor.
      1913 webster
see also:
poor man's weatherglass poor 

[2] : WordNet (r) 2.0

weatherglass
     n : a simple barometer for indicating changes in atmospheric
         pressure

Weatherglass >> W Words
Weatherglass, definition of term: Weatherglass
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