Word Study
frost fish |
frost heave |
frost heaving |
frost mist |
frost over |
frost signal
| frost snow
| frost's bolete
| frost-bitten
| frost-blite
| frost-bound
frost signal
CIDE DICTIONARY
frost signal,
A signal consisting of a white flag with a black center, used by the United States Weather Bureau to indicate that a local frost is expected. It is used only in Florida and along the coasts of the Pacific and the Gulf Mexico. [Webster 1913 Suppl.]
For further exploring for "frost signal" in Webster Dictionary Online