farewell : Idioms & Phrases
Farewell rock
(Mining) , the Millstone grit; so called because no coal is found worth working below this stratum. It is used for hearths of furnaces, having power to resist intense heat.
Webster 1913
say farewell
-
verb say good-bye or bid farewell
WordNet
word of farewell
-
noun an acknowledgment or expression of goodwill at parting
farewell.